Timken - Ball Bearing Housed Units

BALL BEARING HOUSED UNITS
BALL BEARING HOUSED UNITS • PRESSED-STEEL FLANGETTE UNITS • RA
RA FLANGETTE UNIT
• The RA flangette unit is similar to
Timken RR flangette unit.
• The unit consists of two
interchangeable, pressed-steel, zincplated
flanges that house a standard
ball bearing.
• The unit incorporates an extended
inner-ring bearing with a selflocking
collar and spherical seat
in the cartridge, providing initial
self-alignment.
• The unit is equipped with an RA-RRB
extended inner ring ball bearing.
• The units are non-relubricatable.
30∞
Suggested shaft tolerances:
1⁄2 in. – 1 15 ⁄16 in., nominal to -0.013 mm, -0.0005 in.;
2 in. – 2 3 ⁄16 in., nominal to -0.025 mm, -0.0010 in.
To order, specify UNIT and SHAFT DIAMETER.
Example: RA 1 in. flangette.
J
30∞
STAMPING SIZES
40MS-72MS
H
N
BOLT HOLE SQ.
TOLERANCE ± 0.005
J
STAMPING SIZES
80MS-100MS
BEARING DATA
A
d 1
P
A 1
A
2
E K
N 2
H 2
MINIMUM
FRAME
OPENING
Unit Bearing No. Dimensions and Load Ratings
RA RA-RRB Page A-48
1
Unit
Shaft
Dia.
Bolt
Size
Short
Shank
Long
Shank
Flange Hole
Diam. to Clear
Sq. Shank
Bearing
No.
Collar
No.
Stamping (1)
Size
Radial
Load
Rating (2)
Unit
Wt.
H A J N H 2 A 1 E K d 1 P N 2
in.
mm
RA 1⁄2
mm
in.
mm
in.
mm
in.
mm
in.
mm
in.
mm
in.
mm
in.
mm
in.
RA008RRB S1008K
RA 9⁄16
5⁄8
81.0
3 3 ⁄16
14.2
9⁄16
63.5
2 1 ⁄2
7.1
9⁄32
49.2
1 15 ⁄16
3.81
0.150
23.8
15⁄16
5.6
7⁄32
28.6
1 1 ⁄8
6.4
1⁄4
0.15
0.006
2.54
0.100
10.3
13⁄32
RA009RRB
RA010RRB
S1009K
S1010K
RA 17 RAE17RRB SE17K
mm
in.
mm
in.
mm
in.
mm
in.
mm
in.
40MS
N
lbs.
2650
600
kg
lbs.
0.277
0.61
3⁄4
RA
90.5 15.8 71.4 8.7 55.6 4.22 25.0 6.4 33.3 7.9 0.53 2.92 12.7 RA012RRB S1012K
RA 20
3 9 ⁄16 5⁄8 2 13 ⁄16 11⁄32 2 3 ⁄16 0.166 63⁄64 1⁄4 1 5 ⁄16 5⁄16 0.021 0.115 1⁄2
RAE20RRB SE20K
13⁄16
RA013RRB S1013K
RA 7⁄8 RA014RRB S1014K
95.2 17.4 76.2 8.7 60.3 4.22 25.0 7.1 38.1 7.9 0.53 2.92 12.7
RA 15⁄16
3 3 ⁄4 11⁄16 3 11⁄32 2 3 ⁄8 0.166 63⁄64 9⁄32 1 1 RA015RRB S1015K
⁄2 5⁄16 0.021 0.115 1⁄2
RA 1 RA100RRB S1100K
RA 25 RAE25RRB SE25K
1 1 ⁄16
RA101RRB S11013K
RA 1 1 ⁄8 RA102RRB S1102K
112.7 17.4 90.5 10.3 71.4 5.28 29.0 6.7 44.5 9.5 0.28 2.64 15.1
RA 1 3 ⁄16
4 7 ⁄16 11⁄16 3 9 ⁄16 13⁄32 2 13 ⁄16 0.208 1 9 ⁄64 17⁄64 1 3 RA103RRB S1103K
⁄4 3⁄8 0.011 0.104 19⁄32
RA 1 1 ⁄4 S RA103RRB3 S1103K3
RA 30 RAE30RRB SE30K
RA 1 1 ⁄4
RA104RRB S1104K
RA 1 5 ⁄16 RA105RRB S1105K
122.2 19.0 100.0 10.3 81.0 5.28 31.8 7.5 54 9.5 0.28 2.64 15.1
RA 1 3 ⁄8
4 13 ⁄16 3⁄4 3 15 ⁄16 13⁄32 3 3 ⁄16 0.208 1 1 ⁄4 19⁄64 2 1 RA106RRB S1106K
⁄8 3⁄8 0.011 0.104 19⁄32
RA 1 7 ⁄16 RA107RRB S1107K
RA 35 RAE35RRB SE35K
47MS
52MS
62MS
72MS
3100
700
3550
800
4900
1100
6220
1400
0.363
0.80
0.408
0.90
0.667
1.47
0.889
1.96
(1)
Stampings must be ordered in pairs to assemble bearing.
(2)
Thrust ratings for stamping are 50 percent of radial ratings.
NOTE: Shaft diameter with an S = smaller housing.
Continued on next page.
A-122 TIMKEN ® HOUSED UNIT CATALOG • Download 3D Models and 2D Drawings at cad.timken.com