Plain Washer, Mudguard, Crinkle, Full Washers, Form A
Fibre, Brass, TPE, Ceramic, Steel
28 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
4.85 mm, 21 mm, 12.5 mm, 2.25 mm, 6.5 mm
3 mm, 8.1 mm, 2 mm, 2.2 mm, 0.28 mm
M12, M5 (Form A), M5, M4, M3
DIN 127B, BS 4463, DIN 7980, ASME B18.8.1, ASME B18.22.1
ASTM F844