Cup, Crinkle, Plain Washer, Full Washers, Form A
Fibre, Brass, Steel, TPE, Stainless Steel
4.51 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
14 mm, 16.2 mm, 5.36 mm, 13 mm, 6.5 mm
1.8 mm, 0.28 mm, 8.1 mm, 2.5 mm, 3.5 mm
M3, M8, M24, M5 (Form A), M5
BS 4320G, ASME B18.22.1
ASTM F844, DIN 7980, DIN 7603A, ASME B18.8.1