Lock Washer, Plain Washer, Mudguard, Full Washers, Form A
Fibre, Stainless Steel, 301 Stainless Steel, TPE, Steel
28 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
5.1 mm, 4.85 mm, 11 mm, 2.25 mm, 6.5 mm
8.1 mm, 0.4 mm, 2.5 mm, 2 mm, 0.28 mm
M3 (Form A), M24, M5 (Form A), M16, M5
BS 4320B, ASME B18.22.1
ASTM F844, ASTM F436, DIN 7980, DIN 7603A