Plain Washer, Mudguard, Crinkle, Full Washers, Form A
Brass, 301 Stainless Steel, TPE, Steel, Copper
37 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
10.5 mm, 12.2 mm, 5.3 mm, 2.25 mm, 6.5 mm
0.6 mm, 0.4 mm, 3.5 mm, 0.28 mm, 1.2 mm
M3, M3 (Form A), M12, M5 (Form A), M2
BS 4320G, DIN 7603, BS 4320, ASME B18.22.1
ASTM F844, DIN 125A