Lock Washer, Cup, Full Washers, Form A, Flat Washers
Ceramic, Vulcanised Fibre, Copper, Steel, Stainless Steel
3/4" X 3" X 1/4", 7.99 mm, 15.5 mm, 6.9 mm, 11.88 mm
2.1 mm, 5.3 mm, 12.5 mm, 2.25 mm, 6.5 mm
0.28 mm, 8.1 mm, 0.8 mm, 2.5 mm, 2.2 mm
M24, M5, M5 (Form A), M2, M3
BS 4320, BS 4320B, DIN 127B, ASME B18.21.1, ASME B18.8.1