Metric Size, Copper or Aluminum
Sealing Washers
For Use with DIN 908 Threaded Plugs
DIN 7603

RoHS Compliant
 

Specification
Sealing washer: Copper or aluminum

  Information
This is a subset of the existing sizes of DIN 7603 sealing washers, suitable for use with DIN 908 threaded plugs.

 
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Dimensions in:

millimeters

Part Number
d1
d2
s
+/- .2 mm tol.
Suitable for DIN 908
Copper Aluminum
Nominal Dimension
Actual Dimension
+.3 mm tol.
Nominal Dimension
Actual Dimension
-.2 mm tol.
Metric Thread
BSPP Parallel Thread
8
(.31)
8.2
(.32)
11.5
(.45)
11.4
(.45)
1
(.04)
M8 x 1
--
10
(.39)
10.2
(.40)
13.5
(.53)
13.4
(.53)
1
(.04)
M10 x 1
G 1/8" 
12
(.47)
12.2
(.48)
16
(.63)
15.9
(.63)

1.5
(.06)

M12 x 1.5
--
14
(.55)
14.2
(.56)
18
(.71)
17.9
(.71)

1.5
(.06)

M14 x 1.5
G 1/4" 
16
(.63)
16.2
(.64)
20
(.79)
19.9
(.79)
1.5
(.06)
M16 x 1.5
--
17
(.67)
17.2
(.68)
21
(.83)
20.9
(.83)
1.5
(.06)
--
G 3/8" 
18
(.71)
18.2
(.72)
22
(.87)
21.9
(.87)
1.5
(.06)
M18 x 1.5
--
20
(.79)
20.2
(.80)
24
(.94)
23.9
(.94)
1.5
(.06)
M20 x 1.5
--
21
(.83)
21.2
(.84)
26
(1.02)
25.9
(1.02)
1.5
(.06)
--
G 1/2" 
22
(.87)
22.2
(.88)
27
(1.06)
26.9
(1.06)
1.5
(.06)
M22 x 1.5
--
24
(.94)
24.3
(.96)
29
(1.14)
28.9
(1.14)
2
(.08)
M24 x 1.5
--
26
(1.02)
26.3
(1.04)
31
(1.22)
30.9
(1.22)
2
(.08)
M26 x 1.5
--
27
(1.06)
27.3
(1.08)
32
(1.26)
31.9
(1.26)
2
(.08)
M27 x 2
G 3/4" 
30
(1.18)
30.3
(1.20)
36
(1.42)
35.9
(1.42)
2
(.08)
M30 x 1.5
--
33
(1.30)
33.3
(1.32)
39
(1.54)
38.9
(1.54)
2
(.08)
M33 x 2
G 1" 
42
(1.65)
42.3
(1.67)
49
(1.93)
48.9
(1.93)
2
(.08)
M42 x 2
G 1 1/4" 
48
(1.89)
48.3
(1.91)
55
(2.17)
54.9
(2.17)
2
(.08)
M48 x 2
G 1 1/2"