Lock Washer, Plain Washer, Crinkle, Full Washers, Form A
Brass, Fibre, Stainless Steel, TPE, Copper
37 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
4.36 mm, 4.85 mm, 13 mm, 6.4 mm, 6.5 mm
1.2 mm, 3 mm, 0.5 mm, 8.1 mm, 0.28 mm
M10, M24, M16, M5 (Form A), M2.5
BS 4320:1968, DIN 6798J, BS 4320, ASME B18.22.1
ASTM F844, BS 4320B