MHB-015 ........................................ Counterbalance ... - Boddy

Catalog HY15-3500/US
Technical Information
General Description
Body Style Counterbalance Valve. For additional
information see Technical Tips on pages LM1-LM5.
Features
•
Conical Poppet design provides longer metering stroke
for stable operation
Hardened seat provides reliable load holding
External vent option available for high back pressure
applications
Tamper resistant cap for added safety and security
Various pilot ratios available for application flexibility
Specifications
Rated Flow 46.25 LPM (15 GPM)
Maximum Inlet
Pressure
210 Bar (3000 PSI)
Leakage at 5 drops/min. (.33 cc/min.) @
150 SSU (32 cSt) 80% of thermal crack pressure
Valve Material All parts steel. All operating
parts hardened steel.
Body Material Aluminum
Operating Temp. -31.7°C to +121.1°C (Fluorocarbon)
Range (Ambient) (-25°F to +250°F)
Filtration ISO Code 16/13,
SAE Class 4 or better
Fluids Mineral-based or synthetic with
lubricating properties at viscosities
of 45 to 2000 SSU (6 to 420 cSt)
Approx. Weight Single 0.68 kg (1.5 lbs.)
Double 1.36 kg (3.0 lbs.)
Ordering Information
MHB
Counterbalance
Parts In Body
Nominal
Code Flow Rating
015 46.3 LPM
(15 GPM)
Code Vent Setting
L Non-Vented
W Vent
mhb-015.pm6.5, bl, 1/03
015
Nominal
Flow Rating
Vent
Setting
Code Pilot Ratio
*A 1:1 Equal Area
B 3:1
E 6:1
J 10:1
*Equal Area does not
have a thermal relief
Pilot
Ratio
Body
Style
Code / Body Style
A / Single Inline
B / Single Gasket
Counterbalance Valve
Series MHB-015
LM6
Pilot Port
Work Port
Valve Port
Performance Curve
Flow vs. Pressure Drop (Through cartridge only)
Pressure Drop
PSI Bar
1000 68.9
800
600
400
200
55.2
41.4
27.6
13.8
0
LPM
GPM 0
Holding
Pressure
D / Double Inline
E / Double Gasket
Code Holding Pressure
*C 17.2 to 34.5 Bar (250 to 500 PSI)
1:1 Pilot Crack Pressure
E 34.5 to 103.4 Bar (500 to 1500 PSI)
H 69 to 210 Bar (1000 to 3000 PSI)
*Equal Area does not have a thermal relief
15
4
Hydraulic Oil 150 SSU @ 100°F (32 cSt)
30
8
Porting Pilot
Port
Single
Non-
Vented
Dual
Non-
Vented
45
12
Flow (Q)
Controlled
Flow 6:1
Free Flow
60
16
Code Porting
51 SAE-6
52 SAE-8 (Gasket mount only)
Parker Hannifin Corporation
Integrated Hydraulics Division
Lincolnshire, Illinois, USA
Optional
Vent Port
75
20
Code Pilot Port
N Internal Pilot (Dual valve only)
E SAE-6 (Code 51 & 52 bodies only)
Seal Kits:
Single 711708
Double 711709
Work Port
Valve Port
C C
V V
Pilot
Port
83
22

Catalog HY15-3500/US
Dimensions
*Inch equivalents for millimeter dimensions are shown in (**)
THIRD-ANGLE
PROJECTION
mhb-015.pm6.5, bl, 1/03
Counterbalance Valve
Series MHB-015
Series MHB-015-L*A* Single Counterbalance, Non-Vented, In-line Mount
Series MHB-015-W*A* Single Counterbalance, Vented, In-line Mount
46.2
(1.82)
7.1 (.28) Dia.
Thru 2
Mtg. Holes
7.9
(.31)
MHB-015-L*A* Non-Vented
47.6
(1.88)
Series MHB-015-L*D* Dual Counterbalance, Non-Vented, In-line Mount
Series MHB-015-W*D* Dual Counterbalance, Vented, In-line Mount
C2
25.4
(1.00)
15.7
(.62)
Cylinder Port
C1
C
32.8
(1.29)
17.0
(.67)
19.1
(.75)
Cylinder
Ports
15.7
31.8 (.62) P
(1.25)
6.4
(.25)
69.9
(2.75)
7.1 (.28) Dia. Thru
2 Mounting Holes
6.4
(.25)
23.9
(.94)
63.5
(2.50)
24.6
(.97)
57.2
(2.25)
LM7
7.9
(.31)
60.3
(2.38)
Pilot Port
MHB-015-L*D* Non-Vented
19.1
(.75)
82.6
(3.25)
2.3
(.09)
76.2
(3.00)
37.8
(1.49)
V
MHB-015-W*A*
and
MHB-015-W*D*
Vented
V1
16.0
(.63)
25.4
(1.00)
57.2
(2.25)
V2
22.4
(.88)
Valve Port
22.4
(.88)
Valve
Ports
Parker Hannifin Corporation
Integrated Hydraulics Division
Lincolnshire, Illinois, USA
74.2
(2.92)

Catalog HY15-3500/US
Dimensions
*Inch equivalents for millimeter dimensions are shown in (**)
THIRD-ANGLE
PROJECTION
mhb-015.pm6.5, bl, 1/03
Counterbalance Valve
Series MHB-015
Series MHB-015-L*B* Single Counterbalance, Non-Vented, Gasket Mount
Series MHB-015-W*B* Single Counterbalance, Vented, Gasket Mount
7.1 (.28) Dia. Thru
3 Mounting Holes
Series MHB-015-L*E* Dual Counterbalance, Non-Vented, Gasket Mount
Series MHB-015-W*E* Dual Counterbalance, Vented, Gasket Mount
25.4
(1.00)
25.4
(1.00)
6.4
34.9 (.25)
(1.38)
Cylinder Port
2.4 (.094) CS x
9.5 (.375) ID O-Ring
4.7
(.19)
15.7
31.8 (.62) P
(1.25)
36.6
(1.44)
9.7
(.38)
23.9
(.94)
34.9
(1.38)
MHB-015-L*E* Non-Vented
32.5
(1.28)
19.1
(.75)
82.6
(3.25)
2 Cylinder Ports
2.4 (.094) CS x
9.5 (.375) ID O-Ring
17.5
(.69)
63.5
(2.50)
MHB-015-L*B* Non-Vented
39.6
(1.56)
3.0
(.12)
Pilot Port
LM8
19.1
(.75)
97.2
(3.83)
2.3
(.09)
76.2
(3.00)
37.8
(1.49)
7.1 (.28) Dia.
Thru 4
Mtg. Holes
6.4
(.25)
V
MHB-015-W*B*
and
MHB-015-W*E*
Vented
V1
76.2
(3.00)
25.4
(1.00)
63.5
(2.50)
22.4
(.88)
Valve
Port
V2
22.4
(.88)
Valve
Ports
Parker Hannifin Corporation
Integrated Hydraulics Division
Lincolnshire, Illinois, USA
74.2
(2.92)

Catalog HY15-3500/US
Technical Information
General Description
Body Style Counterbalance Valve. For additional
information see Technical Tips on pages LM1-LM5.
Features
•
Conical Poppet design provides longer metering stroke
for stable operation
Hardened seat provides reliable load holding
External vent option available for high back pressure
applications
Tamper resistant cap for added safety and security
Various pilot ratios available for application flexibility
Specifications
Rated Flow 112.5 LPM (30 GPM)
Maximum Inlet
Pressure
210 Bar (3000 PSI)
Leakage at 5 drops/min. (.33 cc/min.) @
150 SSU (32 cSt) 80% of thermal crack pressure
Valve Material All parts steel. All operating
parts hardened steel.
Body Material Aluminum
Operating Temp. -31.7°C to +121.1°C (Fluorocarbon)
Range (Ambient) (-25°F to +250°F)
Filtration ISO Code 16/13,
SAE Class 4 or better
Fluids Mineral-based or synthetic with
lubricating properties at viscosities
of 45 to 2000 SSU (6 to 420 cSt)
Approx. Weight Single 1.13 kg (2.5 lbs.)
Double 2.05 kg (4.5 lbs.)
Ordering Information
MHB
Counterbalance
Parts In Body
Nominal
Code Flow Rating
030 112.5 LPM
(30 GPM)
Code Vent Setting
L Non-Vented
W Vent
mhb-030.pm6.5, bl, 5/03
030
Nominal
Flow Rating
Vent
Setting
Code Pilot Ratio
*A 1:1 Equal Area
B 3:1
E 6:1
J 10:1
*Equal Area does not
have a thermal relief
Pilot
Ratio
Body
Style
Counterbalance Valve
Series MHB-030
LM9
Pilot
Port
Work Port
Valve Port
Optional
Vent Port
Performance Curve
Flow vs. Pressure Drop (Through cartridge only)
Pressure Drop
PSI Bar
1000 68.9
800
600
400
200
55.2
41.4
27.6
13.8
0
LPM
GPM 0
Holding
Pressure
Code / Body Style
A / Single Inline D / Double Inline
B / Single Gasket E / Double Gasket
N / Single Gasket
(Code 61, 3/4″ SAE)
Code Holding Pressure
*C 17.2 to 34.5 Bar (250 to 500 PSI)
1:1 Pilot Crack Pressure
E 34.5 to 103.4 Bar (500 to 1500 PSI)
H 69 to 210 Bar (1000 to 3000 PSI)
*Equal Area does not have a thermal relief
Hydraulic Oil 150 SSU @ 100°F (32 cSt)
37.5
10
Porting Pilot
Port
Single
Non-
Vented
Dual
Non-
Vented
Controlled
Flow 6:1
Flow (Q)
75
20
Work Port
Valve Port
C C
Code Porting
52 SAE-8
53 SAE-10 (Gasket mount only)
Free Flow
Code Pilot Port
N Internal Pilot (Dual valve only)
E SAE-6 (Code 52 & 53 bodies only)
Seal Kits:
Single 711654
Double 711655
V V
Parker Hannifin Corporation
Integrated Hydraulics Division
Lincolnshire, Illinois, USA
Pilot
Port
112.5
30

Catalog HY15-3500/US
Dimensions
*Inch equivalents for millimeter dimensions are shown in (**)
THIRD-ANGLE
PROJECTION
mhb-030.pm6.5, bl, 5/03
Counterbalance Valve
Series MHB-030
Series MHB-030-L*A* Single Counterbalance, Non-Vented, In-line Mount
Series MHB-030-W*A* Single Counterbalance, Vented, In-line Mount
V
Valve
Port
62.0
(2.44)
38.1
(1.50)
19.1
(.75)
MHB-030-L*A* Non-Vented
61.9
(2.44)
69.0
(2.72)
76.2
(3.00)
Series MHB-030-L*D* Dual Counterbalance, Non-Vented, In-line Mount
Series MHB-030-W*D* Dual Counterbalance, Vented, In-line Mount
V2
Valve
Ports
57.3
(2.25)
V1
31.1
(1.22)
70.6
(2.78)
18.7
(.74)
2 Mounting Holes
10.3 (.41) Dia. Thru
44.9
(1.77)
101.6
(4.00)
101.6
(4.00)
2.8
(.11)
P
LM10
29.5
(1.16)
MHB-030-L*D* Non-Vented
45.7
(1.80)
76.2
(3.00)
87.3
(3.44) 94.4
(3.72)
Pilot
Port
93.6
(3.69)
85.7
(3.38)
2 Mounting Holes
10.3 (.41) Dia. Thru
44.9
(1.77)
31.0
(1.22)
Cylinder Port
MHB-030-W-A*
and
MHB-030-W*D*
Vented
39.6
62.0
(1.56)
(2.44)
Cylinder
Ports
19.1
(.75)
C
57.2
(2.25)
C1
76.2
(3.00)
C2
Parker Hannifin Corporation
Integrated Hydraulics Division
Lincolnshire, Illinois, USA
61.0
(2.40)

Catalog HY15-3500/US
Dimensions
*Inch equivalents for millimeter dimensions are shown in (**)
mhb-030.pm6.5, bl, 5/03
Counterbalance Valve
Series MHB-030
Series MHB-030-L*B* Single Counterbalance, Non-Vented, Gasket Mount
Series MHB-030-W*B* Single Counterbalance, Vented, Gasket Mount
22.1
(.87)
80.8
(3.18)
V
44.2
(1.74)
Valve
Port
10.1 (.40) Dia.
4 Places
MHB-030-L*B* Non-Vented
11.1
(.44)
101.6
(4.00)
Series MHB-030-L*E* Dual Counterbalance, Non-Vented, Gasket Mount
Series MHB-030-W*E* Dual Counterbalance, Vented, Gasket Mount
62.0
(2.44)
Cylinder Ports
2.4 (.09) CS x
14.3 (.56)
ID O-Ring
105.7
(4.16)
44.7
(1.76)
101.6
(4.00)
28.4
(1.12)
2.0
(.08)
39.4
(1.55)
LM11
22.2
(.88)
39.7
(1.56)
MHB-030-L*E* Non-Vented
46.7
(1.84)
69.1
(2.72)
44.9
(1.77)
101.6
(4.00)
23.8
(.94)
69.9
(2.75)
34.9
(1.38)
Cylinder Port
(12 SAE
Code 61)
50.8
(2.00)
9.53
(.38)
Valve Ports
47.6
(1.88) 38.1
(1.50)
50.8
(2.00)
V2
101.6
(4.00)
MHB-030-W-B*
and
MHB-030-W*E*
Vented
88.1
(3.47)
V1
P
44.1
(1.74)
Pilot
Port
38.1
(1.50)
5 Mounting Holes
8.7 (.34) Dia. Thru
39.6 60.3
(1.56) (2.38)
70.6
(2.78)
THIRD-ANGLE
PROJECTION
Parker Hannifin Corporation
Integrated Hydraulics Division
Lincolnshire, Illinois, USA
61.0
(2.40)

Catalog HY15-3500/US
Technical Information
General Description
Body Style Counterbalance Valve. For additional
information see Technical Tips on pages LM1-LM5.
Features
•
Conical Poppet design provides longer metering stroke
for stable operation
Hardened seat provides reliable load holding
External vent option available for high back pressure
applications
Tamper resistant cap for added safety and security
Various pilot ratios available for application flexibility
Specifications
Rated Flow 225 LPM (60 GPM)
Maximum Inlet
Pressure
350 Bar (5000 PSI)
Leakage at 5 drops/min. (.33 cc/min.) @
150 SSU (32 cSt) 80% of thermal crack pressure
Valve Material All parts steel. All operating
parts hardened steel.
Body Material Steel
Operating Temp. -31.7°C to +121.1°C (Fluorocarbon)
Range (Ambient) (-25°F to +250°F)
Filtration ISO Code 16/13,
SAE Class 4 or better
Fluids Mineral-based or synthetic with
lubricating properties at viscosities
of 45 to 2000 SSU (6 to 420 cSt)
Approx. Weight Single 4.76 kg (10.5 lbs.)
Double 9.53 kg (21.0 lbs.)
Ordering Information
MHB
Counterbalance
Parts In Body
Nominal
Code Flow Rating
060 225 LPM
(60 GPM)
Code Vent Setting
L Non-Vented
W Vent
mhb-060.pm6.5, bl, 1/03
060
Nominal
Flow Rating
Vent
Setting
Code Pilot Ratio
*A 1:1 Equal Area
B 3:1
E 6:1
J 10:1
*Equal Area does not
have a thermal relief
Pilot
Ratio
Body
Style
Code / Body Style
G / Single Inline
H / Single Gasket
Counterbalance Valve
Series MHB-060
LM12
Work Port
Pilot
Port
Valve Port
Parker Hannifin Corporation
Integrated Hydraulics Division
Lincolnshire, Illinois, USA
Optional
Vent Port
Performance Curve
Flow vs. Pressure Drop (Through cartridge only)
Pressure Drop
PSI Bar
1000 68.9
800
600
400
200
55.2
41.4
27.6
13.8
0
LPM
GPM 0
Holding
Pressure
K / Double Inline
L / Double Gasket
37.5
10
Code Holding Pressure
*C 17.2 to 34.5 Bar (250 to 500 PSI)
1:1 Pilot Crack Pressure
E 34.5 to 103.4 Bar (500 to 1500 PSI)
H 69 to 210 Bar (1000 to 3000 PSI)
K 69 to 350 Bar (1000 to 5000 PSI)
Steel body only
*Equal Area does not have a thermal relief
Hydraulic Oil 150 SSU @ 100°F (32 cSt)
75
20
112.5
Porting Pilot
Port
30 40
Flow (Q)
Code Porting
54 SAE-12
56 SAE-16
Single
Non-
Vented
Dual
Non-
Vented
150
Work Port
Valve Port
C C
Controlled
Flow 6:1
187.5
50
V V
Free Flow
225
60
Code Pilot Port
N Internal Pilot (Dual valve only)
E SAE-6 (Code 52 & 53 bodies only)
Seal Kits:
Single Inline 361930
Double Inline 711190
Single Gasket 711191
Pilot
Port
262.5
70

Catalog HY15-3500/US
Dimensions
*Inch equivalents for millimeter dimensions are shown in (**)
THIRD-ANGLE
PROJECTION
mhb-060.pm6.5, bl, 1/03
Counterbalance Valve
Series MHB-060
Series MHB-060-L*G* Single Counterbalance, Non-Vented, In-line Mount
Series MHB-060-W*G* Single Counterbalance, Vented, In-line Mount
Pilot
Port
Series MHB-060-L*K* Dual Counterbalance, Non-Vented, In-line Mount
Series MHB-060-W*K* Dual Counterbalance, Vented, In-line Mount
32.0
(1.26)
Valve
Port 2
Valve
Port 1
V2
101.6
(4.00)
74.7
(2.94)
26.9
(1.06)
V
V1
32.0
(1.26)
Valve
Port
32.0
(1.26)
196.9
(7.75)
69.9
(2.75)
124.0
(4.88)
34.8
(1.37)
10.3 (.41) Dia.
Thru 4
Mtg. Holes
109.5
(4.31)
124.0
(4.88)
7.1
(.28)
8.4
(.33)
MHB-060-L*G* Non-Vented
P
113.5
(4.47)
101.6
(4.00)
66.8
(2.63)
MHB-060-L*K* Non-Vented
113.5
(4.47)
101.6
(4.00)
84.1
(3.31)
LM13
101.6
(4.00)
9.7
(.38)
Cylinder
Port
24.9
(.98)
69.9
(2.75)
Cylinder
Port 1
82.0
(3.23)
C
50.5
(1.99)
MHB-060-W*G*
and
MHB-060-W*K*
Vented
C1
C2
Cylinder
Port 2
82.0
(3.23)
Parker Hannifin Corporation
Integrated Hydraulics Division
Lincolnshire, Illinois, USA
86.0
(3.39)

Catalog HY15-3500/US
Dimensions
*Inch equivalents for millimeter dimensions are shown in (**)
THIRD-ANGLE
PROJECTION
mhb-060.pm6.5, bl, 1/03
Counterbalance Valve
Series MHB-060
Series MHB-060-L*H* Single Counterbalance, Non-Vented, Gasket Mount
Series MHB-060-W*H* Single Counterbalance, Vented, Gasket Mount
Series MHB-060-L*L* Dual Counterbalance, Non-Vented, Gasket Mount
Series MHB-060-W*L* Dual Counterbalance, Vented, Gasket Mount
37.3
(1.47)
15.7
(.62)
V
11.9 (.47) Dia.
Thru 4
Mtg. Holes
32.0
(1.26)
Valve
Port
86.5
(3.41)
61.5
(2.42)
24.9
(.98)
69.9
(2.75)
196.9
(7.75)
80.0
(3.15)
124.0
(4.88)
Cylinder Port
(32 SAE
Code 61)
7.6
(.30)
15.7
(.62)
62.0
(2.44)
Pilot
Port
Cylinder Ports
.94 ID x .09 CS
O-Ring (2)
MHB-060-L*H* Non-Vented
38.9
(1.53)
P
113.5
(4.47)
101.6
(4.00)
66.8
(2.63)
34.8
(1.37)
LM14
51.7
(2.04)
MHB-060-L*L* Non-Vented
101.6
(4.00)
21.3
(.84) 42.9
(1.69)
78.5
(3.09)
#4 SAE
Gauge Port
Plugged
24.9
(.98)
69.9
(2.75)
124.0
(4.88)
37.3
(1.47)
33.3
(1.31)
C
50.5
(1.99)
MHB-060-W*H*
and
MHB-060-W*L*
Vented
V1
G
V2
Valve
Port (2)
101.6
(4.00)
Parker Hannifin Corporation
Integrated Hydraulics Division
Lincolnshire, Illinois, USA
86.0
(3.39)

Catalog HY15-3500/US
Technical Information
General Description
Body Style Counterbalance Valve. For additional
information see Technical Tips on pages LM1-LM5.
Features
•
Conical Poppet design provides longer metering stroke
for stable operation
Hardened seat provides reliable load holding
External vent option available for high back pressure
applications
Tamper resistant cap for added safety and security
Various pilot ratios available for application flexibility
Specifications
Rated Flow 450 LPM (120 GPM)
Maximum Inlet
Pressure
350 Bar (5000 PSI)
Leakage at 5 drops/min. (.33 cc/min.) @
150 SSU (32 cSt) 80% of thermal crack pressure
Valve Material All parts steel. All operating
parts hardened steel.
Body Material Steel
Operating Temp. -31.7°C to +121.1°C (Fluorocarbon)
Range (Ambient) (-25°F to +250°F)
Filtration ISO Code 16/13,
SAE Class 4 or better
Fluids Mineral-based or synthetic with
lubricating properties at viscosities
of 45 to 2000 SSU (6 to 420 cSt)
Approx. Weight 9.53 kg (21.0 lbs.)
Ordering Information
MHB
Counterbalance
Parts In Body
Nominal
Code Flow Rating
120 450 LPM
(120 GPM)
Code Vent Setting
L Non-Vented
W Vent
mhb-120.pm6.5, bl, 1/03
120
Nominal
Flow Rating
Vent
Setting
Code Pilot Ratio
*A 1:1 Equal Area
B 3:1
E 6:1
J 10:1
S 10:1 Spherical
Poppet
*Equal Area does not
have a thermal relief
Pilot
Ratio
Body
Style
Counterbalance Valve
Series MHB-120
LM15
Pilot
Port
Work Port
Valve Port
Optional
Vent Port
Performance Curve
Flow vs. Pressure Drop (Through cartridge only)
Pressure Drop
PSI Bar
600 41.4
500
400
300
200
100
34.5
27.6
20.7
13.8
6.9
0
LPM
GPM 0
G E
Holding
Pressure
Code Body Style
G Single Inline
H Gasket Type Without Relief
75
20
Porting Pilot
Port
Code Holding Pressure
*C 17.2 to 34.5 Bar (250 to 500 PSI)
1:1 Pilot Crack Pressure
E 34.5 to 103.4 Bar (500 to 1500 PSI)
H 69 to 210 Bar (1000 to 3000 PSI)
K 69 to 350 Bar (1000 to 5000 PSI)
Steel body only
*Equal Area does not have a thermal relief
Hydraulic Oil 150 SSU @ 100°F (32 cSt)
150
40
225
60
Flow (Q)
Single Counterbalance
Work Port
Non-
Vented
Valve Port
Pilot
Port
Vent Port Work Port
Vented
Controlled Flow
(Tapered Poppet)
300
80
Code Porting
84 1-1/4″ Code 62 Flange
350 Bar (5000 PSI)
85 1-1/4″ Code 61 Flange
210 Bar (3000 PSI)
86 1-1/2″ Code 62 Flange
350 Bar (5000 PSI)
87 1-1/2″ Code 61 Flange
210 Bar (3000 PSI)
Code Pilot Port
E SAE-6
Valve Port
Controlled Flow
(Spherical Poppet)
10:1
Free Flow
375
100
Parker Hannifin Corporation
Integrated Hydraulics Division
Lincolnshire, Illinois, USA
Pilot
Port
450
120

Catalog HY15-3500/US
Dimensions
*Inch equivalents for millimeter dimensions are shown in (**)
THIRD-ANGLE
PROJECTION
mhb-120.pm6.5, bl, 1/03
Counterbalance Valve
Series MHB-120
Series MHB-120-L*G*-84E Single Counterbalance, Non-Vented, In-line Mount
Series MHB-120-W*G*-84E Single Counterbalance, Vented, In-line Mount
95.3
(3.75)
33.4
(1.31)
1/2-13 UNC
Thread
Cylinder Port
(20 SAE Code 62)
15.9
(.63)
31.8
(1.25)
109.3
(4.31)
152.4
(6.00)
10.9
(.43)
MHB-120-L*G*-84E Non-Vented
13.5 (.53) Dia.
2Thru
Mtg. Holes
#6 SAE 66.5
Pilot Port (2.62)
122.2
(4.81)
152.4
(6.00)
177.8
(7.00)
Series MHB-120-L*G*-85E Single Counterbalance, Non-Vented, In-line Mount
Series MHB-120-W*G*-85E Single Counterbalance, Vented, In-line Mount
95.3
(3.75)
29.4
(1.16)
15.1
(.59)
7/16-14 UNC
Thread
58.7
(2.31)
Cylinder Port
(20 SAE Code 61)
38.1
(1.50)
30.1
(1.19)
109.3
(4.31)
152.4
(6.00)
10.9
(.43)
MHB-120-L*G*-85E Non-Vented
13.5 (.53) Dia.
2Thru
Mtg. Holes
#6 SAE 66.5
Pilot Port (2.62)
122.2
(4.81)
152.4
(6.00)
177.8
(7.00)
LM16
61.0
(2.40)
12.7
(.50)
101.6
(4.00)
12.7
(.50)
61.0
(2.40)
12.7
(.50)
101.6
(4.00)
12.7
(.50)
19.1
(.75)
66.7
(2.63)
Valve Port
(20 SAE
Code 62)
15.9
(.63)
31.8
(1.25)
MHB-120-W*G*-84E
and
MHB-120-W*G*-85E
Vented
23.1
(.91)
58.7
(2.31)
Valve Port
(20 SAE
Code 61)
15.1
(.59)
30.1
(1.19)
Parker Hannifin Corporation
Integrated Hydraulics Division
Lincolnshire, Illinois, USA
133.1
(5.24)

Catalog HY15-3500/US
Dimensions
*Inch equivalents for millimeter dimensions are shown in (**)
THIRD-ANGLE
PROJECTION
mhb-120.pm6.5, bl, 1/03
Counterbalance Valve
Series MHB-120
Series MHB-120-L*G*-86E Single Counterbalance, Non-Vented, In-line Mount
Series MHB-120-W*G*-86E Single Counterbalance, Vented, In-line Mount
95.3
(3.75)
39.7
(1.56)
18.2
(.72)
36.5
(1.44)
5/8-11 UNC
Thread
Cylinder Port
(24 SAE
Code 62)
38.1
(1.50)
109.3
(4.31)
152.4
(6.00)
10.9
(.43)
MHB-120-L*G*-86E Non-Vented
13.5 (.53) Dia.
2Thru
Mtg. Holes
#6 SAE 61.0
Pilot Port (2.40)
122.2
(4.81)
152.4
(6.00)
177.8
(7.00)
Series MHB-120-L*G*-87E Single Counterbalance, Non-Vented, In-line Mount
Series MHB-120-W*G*-87E Single Counterbalance, Vented, In-line Mount
95.3
(3.75)
34.9
(1.38)
17.9
(.70)
1/2-13 UNC
Thread
69.9
(2.75)
Cylinder Port
(24 SAE Code 61)
38.1
(1.50)
35.7
(1.41)
109.3
(4.31)
152.4
(6.00)
10.9
(.43)
MHB-120-L*G*-87E Non-Vented
13.5 (.53) Dia.
2Thru
Mtg. Holes
#6 SAE 61.0
Pilot Port (2.40)
122.2
(4.81)
152.4
(6.00)
177.8
(7.00)
LM17
61.0
(2.40)
12.7
(.50)
101.6
(4.00)
12.7
(.50)
61.0
(2.40)
12.7
(.50)
101.6
(4.00)
12.7
(.50)
13.5
(.53)
79.4
(3.13)
Valve Port
(24 SAE
Code 62)
18.3
(.72)
36.5
(1.44)
MHB-120-W*G*-86E
and
MHB-120-W*G*-87E
Vented
17.5
(.69)
69.9
(2.75)
Valve Port
(24 SAE
Code 61)
17.9
(.70)
35.7
(1.41)
Parker Hannifin Corporation
Integrated Hydraulics Division
Lincolnshire, Illinois, USA
133.1
(5.24)

Catalog HY15-3500/US
Technical Information
General Description
Threaded Cartridge Style Counterbalance Valve.
For additional information see Technical Tips
on pages LM1-LM5.
Features
Conical Poppet design provides longer metering stroke
for stable operation
Hardened seat provides reliable load holding
External vent option available for high back pressure
applications
Tamper resistant cap for added safety and security
Various pilot ratios available for application flexibility
Unique cavity prevents other valves from being
“accidentally” installed
Specifications
Rated Flow 37.5 LPM (10 GPM)
Maximum 350 Bar (5000 PSI)
Inlet Pressure
Leakage at 5 drops/min. (.33 cc/min.) @
150 SSU (32 cSt) 80% of thermal crack pressure
Cartridge Material All parts steel. All operating
parts hardened steel.
Operating Temp. -40°C to +93.3°C (Nitrile)
Range (Ambient) (-40°F to +200°F)
-31.7°C to +121.1°C (Fluorocarbon)
(-25°F to +250°F)
Filtration ISO Code 16/13,
SAE Class 4 or better
Fluids Mineral-based or synthetic with
lubricating properties at viscosities
of 45 to 2000 SSU (6 to 420 cSt)
Approx. Weight .38 kg (.88 lbs.)
Cartridge Only
Cavity CDD-1010
Form Tool FR-500
mhc-010.pm6.5, bl, 5/03
Counterbalance Valve
Series MHC-010
LM18
Construction
Single
Non-
Vented
Dual
Non-
Vented
Work Port
Valve Port
C C
V V
Performance Curve
Flow vs. Pressure Drop (Through cartridge only)
Pressure Drop
PSI Bar
1000 68.9
800
600
400
200
MHC-010-S*S* Non-Vented Counterbalance Adjustable
MHC-010-V*S* Vented Counterbalance Adjustable
Valve Port
Work Port
External Vent Port
MHC-010-S*N* Non-Vented Counterbalance Non-Adjustable
Valve Port
55.2
41.4
27.6
13.8
0
LPM
GPM 0
Hydraulic Oil 150 SSU @ 100°F (32 cSt)
18.8
5
37.5
56.3
10 15
Flow (Q)
Work Port
MHC-010-V*N* Vented Counterbalance Non-Adjustable
Valve Port
External Vent Port
Valve Port
Work Port
Work Port
Controlled
Flow
Free Flow
75
20
Pilot
Port
Pilot
Port
Pilot
Port
Parker Hannifin Corporation
Integrated Hydraulics Division
Lincolnshire, Illinois, USA
Pilot
Port
Pilot
Port
93.8
25

Catalog HY15-3500/US Counterbalance Valve
Technical Information
Series MHC-010
Dimensions
THIRD-ANGLE
PROJECTION
Ordering Information
MHC
Counterbalance
Cartridge Valve
Code Nominal Flow Rating
010 37.5 LPM (10 GPM)
mhc-010.pm6.5, bl, 5/03
Nominal
Flow Rating
Code Vent Setting
S Standard (non-vented)
V Vented
*Inch equivalents for millimeter dimensions are shown in (**)
31.8
(1.25)
60.6
(2.39)
57.9
(2.28)
010
Vent
Setting
28.6
(1.13)
62.4
(2.46)
57.9
(2.28)
Pilot
Ratio
Code Pilot Ratio
A Equal Area (1:1)
B 4:1
F 7:1 (Standard)
J 10:1
Code Design
S Standard
(adjustable)
N Shimmed
(non-adjustable)
Design
LM19
28.4
(1.12)
77.1
(3.04)
57.9
(2.28)
Holding
Pressure
Body
Type
Code Holding Pressure
C Equal Area
D 69 Bar (1000 PSI)
Shim adjustable version only
E 103.4 Bar (1500 PSI)
Shim adjustable version only
F 137.9 Bar (2000 PSI)
Shim adjustable version only
G 172.4 Bar (2500 PSI)
Shim adjustable version only
H 210 Bar (3000 PSI)
Standard version
K 350 Bar (5000 PSI)
7:1 and 10:1 only
Shim adjustable version only
31.8
(1.25)
41.6
(1.64)
57.9
(2.28)
MHC-010-V*N* MHC-010-S*S* MHC-010-V*S* MHC-010-S*N*
(3:1)
Ports Seals
31.8
(1.25)
22.7
(.90)
57.9
(2.28)
MHC-010-S*N*
Code Body Type Part Number
Omit No Body
A Single MHC-010-A-53
D Dual MHC-010-D-53
Code Ports
00 No Ports
53 SAE-10 through port
Code Seals / Kits
B Nitrile / 711922
F Fluorocarbon / 711825
Parker Hannifin Corporation
Integrated Hydraulics Division
Lincolnshire, Illinois, USA

Catalog HY15-3500/US
Technical Information
General Description
Threaded Cartridge Style Counterbalance Valve.
For additional information see Technical Tips
on pages LM1-LM5.
Features
Conical Poppet design provides longer metering stroke
for stable operation
Hardened seat provides reliable load holding
External vent option available for high back pressure
applications
Tamper resistant cap for added safety and security
Various pilot ratios available for application flexibility
Unique cavity prevents other valves from being
“accidentally” installed
Specifications
Rated Flow 93.75 LPM (25 GPM)
Maximum 350 Bar (5000 PSI)
Inlet Pressure
Leakage at 5 drops/min. (.33 cc/min.) @
150 SSU (32 cSt) 80% of thermal crack pressure
Cartridge Material All parts steel. All operating
parts hardened steel.
Operating Temp. -40°C to +93.3°C (Nitrile)
Range (Ambient) (-40°F to +200°F)
-31.7°C to +121.1°C (Fluorocarbon)
(-25°F to +250°F)
Filtration ISO Code 16/13,
SAE Class 4 or better
Fluids Mineral-based or synthetic with
lubricating properties at viscosities
of 45 to 2000 SSU (6 to 420 cSt)
Approx. Weight .44 kg (1.0 lbs.)
Cartridge Only
Cavity CDD-1036
Form Tool FR-501
mhc-022.pm6.5, bl, 1/03
Counterbalance Valve
Series MHC-022
LM20
Construction
Single
Non-
Vented
Dual
Non-
Vented
Work Port
Valve Port
C C
V V
MHC-022-S*N* Non-Vented Counterbalance Non-Adjustable
Valve Port
Cylinder Port
MHC-022-S*S* Non-Vented Counterbalance Adjustable
MHC-022-V*N* Vented Counterbalance Non-Adjustable
External Vent
Valve Port
Valve Port
Cylinder Port
Cylinder Port
Pilot
Pilot
Performance Curve
Flow vs. Pressure Drop (Through cartridge only)
Pressure Drop
PSI Bar
800 55.2
600
400
200
41.4
27.6
13.8
0
LPM
GPM 0
Hydraulic Oil 150 SSU @ 100°F (32 cSt)
37.9
10
75.7
20
Flow (Q)
Controlled Flow
Free Flow
113.6
30
Parker Hannifin Corporation
Integrated Hydraulics Division
Lincolnshire, Illinois, USA
Pilot
Pilot
Port
151.4
40

Catalog HY15-3500/US Counterbalance Valve
Technical Information
Series MHC-022
Dimensions
THIRD-ANGLE
PROJECTION
Ordering Information
MHC
Counterbalance
Cartridge Valve
Code Nominal Flow Rating
022 93.75 LPM (25 GPM)
mhc-022.pm6.5, bl, 1/03
Nominal
Flow Rating
Code Vent Setting
S Standard (non-vented)
V Vented
*Inch equivalents for millimeter dimensions are shown in (**)
MHC-022-S*S*
022
35.1
(1.38)
79.1
(3.11)
57.5
(2.26)
Vent
Setting
Pilot
Ratio
Code Pilot Ratio
A Equal Area (1:1)
C 5:1 (Standard)
J 10:1
Code Design
S Standard with
tamper resistant
cap (adjustable)
N Shimmed
(non-adjustable)
MHC-022-S*N*
Design
LM21
35.1
(1.38)
39.8
(1.57)
57.5
(2.26)
Holding
Pressure
Body
Type
Code Holding Pressure
E 103.4 Bar (1500 PSI)
Shim adjustable version only
H 210 Bar (3000 PSI)
Standard version
J 240 Bar (3500 PSI)
K 350 Bar (5000 PSI)
10:1 only
MHC-022-V*N*
35.1
(1.38)
68.6
(2.70)
57.5
(2.26)
Ports Seals
Code Body Type Part Number
Omit No Body
A Single MHC-022-A-53
D Dual MHC-022-D-53
Code Ports
00 No Ports
53 SAE-10 through port
Code Seals / Kits
B Nitrile / 712226
F Fluorocarbon / TBD
Parker Hannifin Corporation
Integrated Hydraulics Division
Lincolnshire, Illinois, USA

Catalog HY15-3500/US
Technical Information
General Description
Threaded Cartridge Style Counterbalance Valve.
For additional information see Technical Tips
on pages LM1-LM5.
Features
Conical Poppet design provides longer metering stroke
for stable operation
Hardened seat provides reliable load holding
External vent option available for high back pressure
applications
Tamper resistant cap for added safety and security
Various pilot ratios available for application flexibility
Unique cavity prevents other valves from being
“accidentally” installed
Specifications
Rated Flow 142.5 LPM (38 GPM)
Maximum 350 Bar (5000 PSI)
Inlet Pressure
Leakage at 5 drops/min. (.33 cc/min.) @
150 SSU (32 cSt) 80% of thermal crack pressure
Cartridge Material All parts steel. All operating
parts hardened steel.
Operating Temp. -40°C to +93.3°C (Nitrile)
Range (Ambient) (-40°F to +200°F)
-31.7°C to +121.1°C (Fluorocarbon)
(-25°F to +250°F)
Filtration ISO Code 16/13,
SAE Class 4 or better
Fluids Mineral-based or synthetic with
lubricating properties at viscosities
of 45 to 2000 SSU (6 to 420 cSt)
Approx. Weight .64 kg (1.4 lbs.)
Cartridge Only
Cavity CDD-1012
Form Tool Drill FD-291
Reamer FR-105
mhc-025.pm6.5, bl, 1/03
Counterbalance Valve
Series MHC-025
LM22
Construction
Single
Non-
Vented
Dual
Non-
Vented
Work Port
Valve Port
C C
V V
MHC-025-S*S* Non-Vented Counterbalance Adjustable
Pilot
Pilot
Actuator
Valve
MHC-025-V*S* Vented Counterbalance Adjustable
Actuator Vent
Valve
Performance Curve
Flow vs. Pressure Drop (Through cartridge only)
Pressure Drop
PSI Bar
1000 68.9
800
600
400
200
55.2
41.4
27.6
13.8
0
LPM
GPM 0
Hydraulic Oil 150 SSU @ 100°F (32 cSt)
37.8
10
75.7
Controlled Flow
113.6
20 30
Flow (Q)
Free Flow
151.4
40
Parker Hannifin Corporation
Integrated Hydraulics Division
Lincolnshire, Illinois, USA
Pilot
Port
189.3
50

Catalog HY15-3500/US Counterbalance Valve
Technical Information
Series MHC-025
Dimensions
THIRD-ANGLE
PROJECTION
Ordering Information
MHC
Counterbalance
Cartridge Valve
Code Nominal Flow Rating
025 142.5 LPM (38 GPM)
mhc-025.pm6.5, bl, 1/03
Nominal
Flow Rating
Code Vent Setting
S Standard (non-vented)
V Vented
*Inch equivalents for millimeter dimensions are shown in (**)
025
MHC-025-S*S*
Vent
Setting
47.6
(1.88)
Pilot
Ratio
Code Pilot Ratio
B 4:1 (Standard)
E 6:1
J 10:1
Code Design
S Standard with
tamper resistant
cap (adjustable)
N Shimmed
(non-adjustable)
Torque: 100-110 Ft.-Lbs.
64.8
(2.55)
62.7
(2.47)
Design
LM23
MHC-025-V*S*
Holding
Pressure
47.6
(1.88)
57.9
(2.28)
Approx.
62.7
(2.47)
Body
Type
Code Holding Pressure
E 103.4 Bar (1500 PSI)
Shim adjustable version only
H 210 Bar (3000 PSI)
Standard version
J 240 Bar (3500 PSI)
K 350 Bar (5000 PSI)
69.9
(2.75)
Ports Seals
Code Body Type Part Number
Omit No Body
A Single MHC-025-A-54
D Dual MHC-025-D-54
Code Ports
00 No Ports
54 SAE-12
Code Seals / Kits
B Nitrile / 711920S
F Fluorocarbon / 712031
Parker Hannifin Corporation
Integrated Hydraulics Division
Lincolnshire, Illinois, USA

Catalog HY15-3500/US
Technical Information
General Description
Threaded Cartridge Style Counterbalance Valve.
For additional information see Technical Tips
on pages LM1-LM5.
Features
Conical Poppet design provides longer metering stroke
for stable operation
Hardened seat provides reliable load holding
External vent option available for high back pressure
applications
Tamper resistant cap for added safety and security
Various pilot ratios available for application flexibility
Unique cavity prevents other valves from being
“accidentally” installed
Specifications
Rated Flow 300 LPM (80 GPM)
Maximum 350 Bar (5000 PSI)
Inlet Pressure
Leakage at 5 drops/min. (.33 cc/min.) @
150 SSU (32 cSt) 80% of thermal crack pressure
Cartridge Material All parts steel. All operating
parts hardened steel.
Operating Temp. -40°C to +93.3°C (Nitrile)
Range (Ambient) (-40°F to +200°F)
-31.7°C to +121.1°C (Fluorocarbon)
(-25°F to +250°F)
Filtration ISO Code 16/13,
SAE Class 4 or better
Fluids Mineral-based or synthetic with
lubricating properties at viscosities
of 45 to 2000 SSU (6 to 420 cSt)
Approx. Weight 1.54 kg (3.2 lbs.)
Cartridge Only
Cavity CDD-1013
Form Tool Drill FD-813
Reamer FR-231
mhc-050.pm6.5, bl, 1/03
Counterbalance Valve
Series MHC-050
LM24
Construction
Pilot
Single
Non-
Vented
Dual
Non-
Vented
Work Port
Valve Port
C C
V V
MHC-050-S*S* Non-Vented Counterbalance Adjustable
Pilot
Actuator
Actuator
Valve
Valve
MHC-050-V*S* Vented Counterbalance Adjustable
Performance Curve
Flow vs. Pressure Drop (Through cartridge only)
Pressure Drop
PSI Bar
600 41.4
500
400
300
200
100
34.5
27.6
20.7
13.8
6.9
0
LPM
GPM 0
Hydraulic Oil 150 SSU @ 100°F (32 cSt)
75.7
20
151.4
Controlled Flow
227.1
40 60
Flow (Q)
Free Flow
302.8
80
Parker Hannifin Corporation
Integrated Hydraulics Division
Lincolnshire, Illinois, USA
Pilot
Port
Vent
378.5
100

Catalog HY15-3500/US Counterbalance Valve
Technical Information
Series MHC-050
Dimensions
THIRD-ANGLE
PROJECTION
Ordering Information
MHC
Counterbalance
Cartridge Valve
Code Nominal Flow Rating
050 300 LPM (80 GPM)
mhc-050.pm6.5, bl, 1/03
Nominal
Flow Rating
Code Vent Setting
S Standard (non-vented)
V Vented
*Inch equivalents for millimeter dimensions are shown in (**)
050
57.2
(2.25)
MHC-050-S*S*
Vent
Setting
63.5
(2.50)
Pilot
Ratio
Code Pilot Ratio
B 4:1
J 10:1 (Standard)
Code Design
S Standard with
tamper resistant
cap (adjustable)
N Shimmed
(non-adjustable)
70.3
(2.77)
49.3
(1.94)
104.9
(4.13)
90.4
(3.56)
Design
63.5
(2.50)
LM25
MHC-050-V*S*
Holding
Pressure
57.2
(2.25)
49.3
(1.94)
Body
Type
Code Holding Pressure
E 103.4 Bar (1500 PSI)
Shim adjustable version only
H 210 Bar (3000 PSI)
Standard version
J 240 Bar (3500 PSI)
K 350 Bar (5000 PSI)
90.4
(3.56)
108.2
(4.26)
97.3
(3.83)
Ports Seals
Code Body Type Part Number
Omit No Body
A Single MHC-050-A-54
MHC-050-A-56
D Dual MHC-050-D-54
MHC-050-D-56
Code Ports
00 No Ports
54 SAE-12
56 SAE-16
Code Seals / Kits
B Nitrile / 712461
F Fluorocarbon / 712246
Parker Hannifin Corporation
Integrated Hydraulics Division
Lincolnshire, Illinois, USA

Catalog HY15-3500/US
Technical Information
General Description
Threaded Cartridge Style Counterbalance Valve.
For additional information see Technical Tips
on pages LM1-LM5.
Features
Conical Poppet design provides longer metering stroke
for stable operation
Hardened seat provides reliable load holding
External vent option available for high back pressure
applications
Tamper resistant cap for added safety and security
Various pilot ratios available for application flexibility
Unique cavity prevents other valves from being
“accidentally” installed
Specifications
Rated Flow 675 LPM (180 GPM)
Maximum 210 Bar (3000 PSI)
Inlet Pressure
Leakage at 5 drops/min. (.33 cc/min.) @
150 SSU (32 cSt) 80% of thermal crack pressure
Cartridge Material All parts steel. All operating
parts hardened steel.
Operating Temp. -40°C to +93.3°C (Nitrile)
Range (Ambient) (-40°F to +200°F)
-31.7°C to +121.1°C (Fluorocarbon)
(-25°F to +250°F)
Filtration ISO Code 16/13,
SAE Class 4 or better
Fluids Mineral-based or synthetic with
lubricating properties at viscosities
of 45 to 2000 SSU (6 to 420 cSt)
Approx. Weight 3.18 kg (7.0 lbs.)
Cartridge Only
Cavity CDD-1014
Form Tool Drill FD-814
Reamer FR-232
mhc-120.pm6.5, bl, 1/03
Counterbalance Valve
Series MHC-120
LM26
Vent
Vent Port
Cylinder Port
Valve Port
Vented
Counterbalance
MHC-120 Vented Counterbalance Adjustable
Valve
Actuator
Performance Curve
Flow vs. Pressure Drop (Through cartridge only)
Pressure Drop
PSI Bar
150 10.3
120
90
60
30
8.3
6.2
4.1
2.1
0
LPM
GPM 0
75.7
20
Hydraulic Oil 150 SSU @ 100°F (32 cSt)
151.4
40
227.1
60
Flow (Q)
Controlled Flow
302.8
80
378.5
100
Parker Hannifin Corporation
Integrated Hydraulics Division
Lincolnshire, Illinois, USA
Pilot
Port
Free Flow
Pilot
454.2
120

Catalog HY15-3500/US Counterbalance Valve
Technical Information
Series MHC-120
Dimensions
THIRD-ANGLE
PROJECTION
Ordering Information
MHC
Counterbalance
Cartridge Valve
Code Nominal Flow Rating
120 675 LPM (180 GPM)
Code Vent Setting
V Vented
mhc-120.pm6.5, bl, 1/03
*Inch equivalents for millimeter dimensions are shown in (**)
120
Nominal
Flow Rating
Vent
Setting
Pilot
Ratio
Code Pilot Ratio
J 10:1
69.9
(2.75)
65.3
(2.57)
Code Design
S Standard with
tamper resistant
cap (adjustable)
MHC-120-V*S*
V J S H
Design
LM27
76.2
(3.00)
142.4
(5.61)
121.4
(4.78)
Holding
Pressure
Body
Type
Code Holding Pressure
H 210 Bar (3000 PSI)
Standard version
Code Body Type
Omit No Body
Ports Seals
Code Ports
00 No Ports
Code Seals / Kits
B Nitrile / 711046
F Fluorocarbon / 711297
Parker Hannifin Corporation
Integrated Hydraulics Division
Lincolnshire, Illinois, USA

Catalog HY15-3500/US
Technical Information
General Description
Threaded Cartridge Style Counterbalance Valve.
For additional information see Technical Tips
on pages LM1-LM5.
Features
Conical Poppet design provides longer metering stroke
for stable operation
Hardened seat provides reliable load holding
External vent option available for high back pressure
applications
Tamper resistant cap for added safety and security
Various pilot ratios available for application flexibility
Unique cavity prevents other valves from being
“accidentally” installed
Specifications
Rated Flow 757 LPM (200 GPM)
Maximum 350 Bar (5000 PSI)
Inlet Pressure
Leakage at 10 cc/min. @
150 SSU (32 cSt) 80% of thermal crack pressure
Cartridge Material All parts steel. All operating
parts hardened steel.
Operating Temp. -40°C to +93.3°C (Nitrile)
Range (Ambient) (-40°F to +200°F)
-31.7°C to +121.1°C (Fluorocarbon)
(-25°F to +250°F)
Filtration ISO Code 16/13,
SAE Class 4 or better
Fluids Mineral-based or synthetic with
lubricating properties at viscosities
of 45 to 2000 SSU (6 to 420 cSt)
Approx. Weight 5.76 kg (12.7 lbs.)
Cartridge Only
Cavity CDD-1096
Form Tool T-863 Carbide
HSST-863 High Speed Steel
mhc-200.pm6.5, bl, 1/03
Counterbalance Valve
Series MHC-200
LM28
Vent Port
Valve Port
Work Port
Performance Curve
Flow vs. Pressure Drop (Through cartridge only)
Pressure Drop
PSI Bar
500 34.5
400
300
200
100
27.6
20.7
13.8
6.9
0
LPM
GPM 0
Hydraulic Oil 150 SSU @ 100°F (32 cSt)
150
40
300
Free Flow
450
80 120
Flow (Q)
600
160
Parker Hannifin Corporation
Integrated Hydraulics Division
Lincolnshire, Illinois, USA
Pilot
Port
Controlled Flow
750
200

Catalog HY15-3500/US Counterbalance Valve
Technical Information
Series MHC-200
Dimensions
THIRD-ANGLE
PROJECTION
Ordering Information
MHC
Counterbalance
Cartridge Valve
Code Nominal Flow Rating
200 757 LPM (200 GPM)
Code Vent Setting
V Vented
mhc-200.pm6.5, bl, 1/03
*Inch equivalents for millimeter dimensions are shown in (**)
200
Nominal
Flow Rating
Vent
Setting
213.4
(8.40)
Code Pilot Ratio
J 10:1
25.4
(1.00)
69.9
(2.75)
143.6
(5.65)
V J
Ø 76.2
(3.00)
Pilot
Ratio
Code Design
S Standard
(adjustable)
N Shimmed
(non-adjustable)
Design
69.9
(2.75)
Code Body Type
Omit No Body
A Single
LM29
Holding
Pressure
64.3
(2.53)
114.3
(4.50)
Body
Type
Code Holding Pressure
E 103.4 Bar (1500 PSI)
Shim adjustable version only
F 137.9 Bar (2000 PSI)
Shim adjustable version only
G 172.4 Bar (2500 PSI)
Shim adjustable version only
H 207 Bar (3000 PSI)
Standard version
K 345 Bar (5000 PSI)
Ports Seals
Code Ports Part Number
00 No Ports
86 1-1/2″ Code 62
Flange MHC-200-A-86
87 1-1/2″ Code 61
Flange MHC-200-A-87
88 2″ Code 62
Flange MHC-200-A-88
89 2″ Code 61
Flange MHC-200-A-89
Code Seals / Kits
B Nitrile / TBD
F Fluorocarbon / TBD
Parker Hannifin Corporation
Integrated Hydraulics Division
Lincolnshire, Illinois, USA

Catalog HY15-3500/US
Technical Information
General Description
Cartridge Style Counterbalance Valve.
For additional information see Technical Tips
on pages LM1-LM5.
Features
Sealed spool type design for improved stability and
accuracy as well as low leakage
Low leakage poppet-type check valve for reliable load
holding
All external parts have yellow zinc dichromate finish.
Parker cartridge design for ease of installation and
maintenance
Compact size for reduced space requirements
Specifications
Rated Flow 45 LPM (12 GPM)
Maximum 380 Bar (5500 PSI) - Steel
Inlet Pressure 210 Bar (3000 PSI) - Aluminum
Maximum 350 Bar (5000 PSI) - Steel
Setting Pressure 210 Bar (3000 PSI) - Aluminum
Leakage at 5 drops/min. (.33 cc/min.) @
150 SSU (32 cSt) 80% of thermal crack pressure
Cartridge Material All parts steel. All operating
parts hardened steel.
Operating Temp. -40°C to +93.3°C (Nitrile)
Range (Ambient) (-40°F to +200°F)
-31.7°C to +121.1°C (Fluorocarbon)
(-25°F to +250°F)
Filtration ISO Code 16/13,
SAE Class 4 or better
Fluids Mineral-based or synthetic with
lubricating properties at viscosities
of 45 to 2000 SSU (6 to 420 cSt)
Approx. Weight .23 kg (0.5 lbs.)
Cartridge Only
Cavity C10-3
Form Tool Rougher NFT10-3R
Finisher NFT10-3F
cb101.pm6.5, bl, 1/03
Counterbalance Valve
Series CB101
LM30
Cylinder
(1)
Valve (2)
(3) Pilot
Performance Curve
Flow vs. Pressure Drop
(Through cartridge only)
Pressure Drop ( P)
PSI Bar
250 17.2
200
150
100
50
13.8
10.3
6.9
3.5
0
LPM
0
GPM
8
2
(2)
Hydraulic Oil 150 SSU @ 100°F (32 cSt)
15
4
Controlled Flow
23
30
6 8
Flow (Q)
Free Flow
38
10
(1)
45
12
Parker Hannifin Corporation
Integrated Hydraulics Division
Lincolnshire, Illinois, USA
(3)
53
14

Catalog HY15-3500/US Counterbalance Valve
Technical Information
Series CB101
Dimensions
THIRD-ANGLE
PROJECTION
Ordering Information
CB101
Counterbalance
Cartridge Valve
Code Pilot Ratio
A 3:1
B 4.5:1
C 7:1
cb101.pm6.5, bl, 1/03
*Inch equivalents for millimeter dimensions are shown in (**)
4.8 (.19)
Hollow Hex.
65.9
(2.59)
48.0
(1.89)
Ø 17.4 (.685)
Ø 17.3 (.683)
Pilot
Ratio
Code Adjustment Style/Kit No.
F Fixed style,
preset at factory.
K Knob Adjust
(717784-10)
S Screw Adjust
T Tamper Resistant Cap
(717785)
Adjustment
Style
38.1 (1.50)
Dia. Knob
Pressure
Range
1" Hex.
7/8-14 UNC-2A
Thread
Ø 15.8 (.622)
Ø 15.7 (.620)
Code Pressure Range
10 20.7 - 103.5 Bar (300 - 1500 PSI)
Standard Setting:
69 Bar (1000 PSI)
@ 11.3 LPM (3 GPM)
20 69 - 172.4 Bar (1000 - 2500 PSI)
Standard Setting:
138 Bar (2000 PSI)
@ 11.3 LPM (3 GPM)
30 138 - 350 Bar (2000 - 5000 PSI)
Standard Setting:
210 Bar (3000 PSI)
@ 11.3 LPM (3 GPM)
Seals Optional
Pressure
Setting
LM31
Fixed Cap
70.3
(2.77)
(2)
(3)
Body
Material
Code Seals / Kit No.
Omit Nitrile /
(SK10-3N)
V Fluorocarbon /
(SK10-3V)
Optional Pressure
Setting
Pressure ÷ 10
i.e. 235 = 2350 PSI
Setting Range:
300 to 5000 PSI
All settings at
11.3 LPM (3 GPM)
(1)
Port
Size
Tamper Proof
Code Body Material
Omit Steel
A Aluminum
Code Port Size Body Part No.
Omit Cartridge Only
6T SAE-6 (B10-3-*6T)
8T SAE-8 (B10-3-*8T)
4B 1/4″ BSPG (B10-3-4B)†
6B 3/8″ BSPG (B10-3-6B)†
8B 1/2″ BSPG (B10-3-*8P)
* Body is available in steel or aluminum.
† Steel body only.
Parker Hannifin Corporation
Integrated Hydraulics Division
Lincolnshire, Illinois, USA