Vacuum Fittings Feedthroughs - Vacuum Products Canada Inc.

DIN 2501 Fixed Flange Fittings;
Dimensions to DIN 2501, ND 6
Note: ND 6 states a dimension and does not refer to an operating pressure of 6 bar!
Collar Flanges with Retaining Ring (Steel 1.0037)
k
d 1
Dimensional drawing for collar flanges
with retaining ring
d
b
Technical Data
DN
d
d 1
k
b
DIN
mm
in.
mm
in.
mm
in.
mm
in.
63 100 160 250
160 210 265 375
6.30 8.27 10.43 14.76
95.6 130.6 180.9 290.9
3.76 5.14 7.12 11.45
130 170 225 335
5.12 6.69 8.86 13.19
12 15 15 15
0.47 0.59 0.59 0.59
Ordering Information
Steel
Part No.
267 47 267 50 267 51 267 52
Spare O-Ring Gaskets for Vacuum Sealing Disks DIN 2501
Technical Data
Dimensional drawing for O-ring gaskets
d
s
DN
ISO-F
d
mm
in.
s
mm
in.
Quantity per set
Ordering Information
63 100 160
80 110 165
3.15 4.23 6.50
5 5 5
0.20 0.20 0.20
5 5 5
CR
Part No.
ES 210 701 ES 210 711 ES 210 716
Bolts and Nuts for DIN Collar Flange
Technical Data
Dimensional drawing for bolts and nuts
DN
Dimensions
d
l
Number of bolts/nuts required
DIN
thread
mm
in.
63 100 160 250
M 12 M 16 M 16 M 15
40 50 50 50
1.57 1.97 1.97 3.15
4 8 8 12
Ordering Information
1 bolt (galvanized 8.8 steel) Part No. 201 02 381 201 02 434 201 02 434 201 02 434
1 nut (galvanized 8.8 steel) Part No. 211 01 115 211 01 117 211 01 117 211 01 117
C13 36
Oerlikon Leybold Vacuum Full Line Catalog