Lock Washer, Crinkle, Cup, Full Washers, Form A
Neoprene, Fibre, TPE, Brass, Stainless Steel
4.51 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
4.85 mm, 2.1 mm, 12.2 mm, 2.25 mm, 6.5 mm
0.9 mm, 5.8 mm, 1.8 mm, 0.16 mm, 0.28 mm
M24, M16, M5 (Form A), M2, M3
BS 4320B, BS 4463, ASME B18.21.1, DIN 7980, BS 4320