Lock Washer, Cup, Plain Washer, Full Washers, Form A
Copper, Stainless Steel, TPE, Nylon, Steel
4 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
5.3 mm, 10.5 mm, 6.4 mm, 4.36 mm, 6.5 mm
3.5 mm, 0.28 mm, 1 mm, 1.2 mm, 2.5 mm
M16, M3 (Form A), M3, M5 (Form A), M6
DIN 6797J, ASTM F436, BS 4320B, DIN 7603A, BS 4463