S 4 BZ

345434 SKU No.

DIN 137B Waved Spring Washer

Zinc Plated 44-51 HRC Hardness

4 mm Screw Size

4.3 mm Inside Diameter (d1)

9 mm Outside Diameter (d2)

1 mm Min Wave (h)

2 mm Max Wave (h)

0.5 mm Thickness (s)

0.175 kg/1000