Crinkle, Cup, Lock Washer, Full Washers, Form A
Fibre, Nylon, TPE, Stainless Steel, Copper
7.99 mm, 15.5 mm, 6.9 mm, 20 mm, 11.88 mm
5.36 mm, 2.25 mm, 17 mm, 4.36 mm, 6.5 mm
8.1 mm, 0.5 mm, 1.5 mm, 1.6 mm, 0.28 mm
M3 (Form A), M2, M3, M5 (Form A), M16
ASME B18.21.1, BS 4320G, BS 4320, DIN 7603A, BS 4320B