DIN 128 SPEC

DIN 128 Specifications

DIN128A Curved Spring Lock Washer - product drawing - d1=ID, d2=OD, h= depth, s=thickness

All measurements in millimeters (mm)

d1 for screw size d2 s h min h max
2.1 M2 4.4 0.5 0.7 0.9
2.6 M2.5 5.1 0.6 0.9 1.1
3.1 M3 6.2 0.7 1.1 1.3
3.6 M3.5 6.7 0.7 1.1 1.3
4.1 M4 7.6 0.8 1.2 1.4
5.1 M5 9.2 1 1.5 1.7
6.1 M6 11.8 1.3 2 2.2
8.1 M8 14.8 1.6 2.45 2.75
10.2 M10 18.1 1.8 2.85 3.15
12.2 M12 21.1 2.1 3.35 3.65
14.2 M14 24.1 2.4 3.9 4.3
16.2 M16 27.4 2.8 4.5 5.1
18.2 M17 29.4 2.8 4.5 5.1
20.2 M20 33.6 3.2 5.1 5.9
22.2 M21 35.9 3.2 5.1 5.9
24.5 M24 40 4 6.5 7.5
30.5 M30 48.2 6 9.5 10.5

All information is strictly informative