Lock Washer, Cup, Flat Washers, Full Washers, Form A
Ceramic, Copper, TPE, Stainless Steel, Steel
4.51 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
21 mm, 11 mm, 12.2 mm, 5.36 mm, 6.5 mm
3.5 mm, 0.28 mm, 8.1 mm, 1.1 mm, 2.2 mm
M24, M5 (Form A), M2, M3, M2.5
DIN 7980, DIN 7603A, ASME B18.21.1, BS 4320B, DIN 125A