Cup, Lock Washer, Mudguard, Full Washers, Form A
301 Stainless Steel, TPE, Copper, Steel, Stainless Steel
3/4" X 3" X 1/4", 7.99 mm, 15.5 mm, 6.9 mm, 11.88 mm
12.2 mm, 16.2 mm, 13 mm, 5 mm, 6.5 mm
2.5 mm, 1.4 mm, 5.8 mm, 1.8 mm, 0.16 mm
M12, M3 (Form A), M6, M2, M5 (Form A)
DIN 127B, ASME B18.8.1, BS 4320G, ASME B18.22.1
ASTM F844, BS 4320B