Cup, Plain Washer, Lock Washer, Full Washers, Form A
Steel, Brass, TPE, Ceramic, Nylon
28 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
4.85 mm, 5.3 mm, 12.5 mm, 16.2 mm, 6.5 mm
0.4 mm, 3.5 mm, 0.28 mm, 0.5 mm, 2.5 mm
M24, M5 (Form A), M20, M4, M2.5
DIN 127B, DIN 6797J, BS 4320G, ASME B18.21.1, BS 4463