Plain Washer, Spring, Crinkle, Full Washers, Form A
Ceramic, Copper, Stainless Steel, Steel, Brass
4.51 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
10.5 mm, 5.36 mm, 2.25 mm, 4.36 mm, 6.5 mm
0.28 mm, 1.6 mm, 1 mm, 3.5 mm, 0.3 mm
M5, M3 (Form A), M12, M3, M5 (Form A)
DIN 127B, BS 4320, DIN 6797J, ASME B18.22.1
ASTM F844, BS 4320B