Schnorr Safety Washers
Reliable and economic fasteners
The original Schnorr safety washer ‘VS’ can be used with high-strength bolts of the grade 8.8-10.9 without any restrictions. This extra strong safety washer has a greater thickness for higher pre-tensioning loads. The outside inside diameter as well and the sensations are the same as the ‘S’ type.
It can be delivered for screws M5 to M30. Special sizes are also available on request.
Explanations of the table:
Article no:
Applies to the normal version made of spring steel, hardened, blackened; mechanically galvanized maximum dimension as delivered
h max:
Maximum dimension as delivered
h min:
Minimum dimension after load test
Available material grades:
Spring steel according to DIN EN 10132-4; corrosion-resistant steel 1.4301; Phosphorus Bronze CuSn8; nickel cobalt alloy; creep-resistant steel 1.4122 Inconel
Surface treatments:
Blackened (standard), bronzed, phosphated, galvanized, zinc lamellar coatings
Schnorr safety washers type ‘VS’ material C60S (1.211)
Article
No/
Order
Ref.
Size
Ordering Information
Packaging
Normal Size
d1
d2
s
hmin
hmax
Unit
Weight per 1000 pcs
mm
inch
pcs.
kg
416201
5
3/16
5.3
9.0
1.0
1.05
1.3
1000
0.298
418001
6
6.4
10.0
1.10
1.4
0.330
422901
8
5/16
8.4
13.0
1.5
1.60
2.0
0.836
425020
10
3/8
10.5
16.0
1.8
1.90
2.3
1.501
427700
12
18.0
2.4
500
1.731
430660
14
15.0
22.0
1.95
2.5
2.693
430750
16
5/8
17.0
24.0
2.60
3.1
250
4.145
433621
18
19.0
27.0
2.65
3.2
5.337
435250
20
21.0
30.0
2.70
3.3
6.709
436721
22
23.0
33.0
3.4
100
8.184
438021
24
25.4
36.0
3.0
3.20
3.9
11.262
441420
27
28.6
39.0
3.30
4.0
12.360
441621
30
11/8
31.6
45.0
3.55
4.3
18.222
