Plain Washer, Cup, Crinkle, Full Washers, Form A
Stainless Steel, TPE, Steel, Nylon, Copper
4.51 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
3.2 mm, 2.25 mm, 13 mm, 4.36 mm, 6.5 mm
1.4 mm, 5.8 mm, 3.5 mm, 0.28 mm, 8.1 mm
M12, M5 (Form A), M4, M5, M10
ASME B18.22.1
ASTM F844, ASME B18.8.1, BS 4320B, BS 4320, ASME B18.21.1