Mudguard, Cup, Lock Washer, Full Washers, Form A
301 Stainless Steel, Stainless Steel, TPE, Nylon, Copper
3/4" X 3" X 1/4", 7.99 mm, 15.5 mm, 6.9 mm, 11.88 mm
4.85 mm, 17 mm, 13 mm, 5.36 mm, 6.5 mm
5.8 mm, 0.8 mm, 8.1 mm, 1.2 mm, 2.5 mm
M24, M5 (Form A), M6, M12, M4
DIN 7980, DIN 6797J, DIN 6797A, ASME B18.8.1, BS 4320B