Cup, Lock Washer, Spring, Full Washers, Form A
Brass, Fibre, Steel, TPE, Stainless Steel
30 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
14 mm, 17 mm, 16.2 mm, 5.36 mm, 6.5 mm
5 mm, 0.9 mm, 1.6 mm, 0.3 mm, 0.28 mm
M5, M8, M24, M5 (Form A), M3
BS 4463, BS 4320, BS 4320B, DIN 7603A, ASME B18.21.1