Metric Size,
Helical Spring Lock Washers
Steel, Zinc-Plated Steel or Stainless Steel
DIN 127B

RoHS Compliant
 

Specification
Steel version: Spring steel, 450-530 HV hardness, plain finish
Zinc-plated steel version: Spring steel, 450-530 HV hardness, zinc-plated finish
Stainless steel version: A2 stainless steel, plain finish

  Information
Helical spring washer without jaws, with square ends.
Other DIN metric fasteners available upon request.

 
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Dimensions in:

millimeters

Part Number
Screw Size
Hole Diameter d1
Outside Diameter d2 max.
Thickness s
Thickness
Tolerance
Zinc-Plated Steel
Steel
Stainless Steel
min.
max.
M5 x .8
5.1
5.4
9.2
1.2
+/- 0.1
M6 x 1.0
6.1
6.5
11.8
1.6
+/- 0.1
M8 x 1.25
8.1
8.5
14.8
2.0
+/- 0.1
--
M10 x 1.5
10.2
10.7
18.1
2.2
+/- 0.15
--
--
M12 x 1.75
12.2
12.7
21.1
2.5
+/- 0.15