S 20 B

903644 SKU No.

DIN 137B Waved Spring Washer

Plain Finish 44-51 HRC Hardness

20 mm Screw Size

21 mm Inside Diameter (d1)

36 mm Outside Diameter (d2)

3.7 mm Min Wave (h)

7.4 mm Max Wave (h)

1.6 mm Thickness (s)

7.46 kg/1000