Nylon Washers, Lock Washer, Cup, Full Washers, Form A
Brass, Steel, 301 Stainless Steel, Copper, TPE
3/4" X 3" X 1/4", 7.99 mm, 15.5 mm, 6.9 mm, 11.88 mm
4.85 mm, 2.1 mm, 12.2 mm, 2.25 mm, 6.5 mm
3.5 mm, 0.4 mm, 1.5 mm, 1.1 mm, 0.3 mm
M20, M5, M5 (Form A), M12, M3
BS 4320B, DIN 7980, ASME B18.22.1
ASTM F844, DIN 125A, BS 4320