Cup, Lock Washer, Mudguard, Full Washers, Form A
Stainless Steel, Vulcanised Fibre, Copper, TPE, Steel
12 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
5.3 mm, 4.85 mm, 6.4 mm, 3.2 mm, 6.5 mm
5.8 mm, 0.7 mm, 0.4 mm, 8.1 mm, 1.6 mm
M24, M5 (Form A), M2, M10, M3
DIN 127B, BS 4320:1968, BS 4320, ASME B18.21.1, DIN 7603A