Spring, Mudguard, Lock Washer, Full Washers, Form A
301 Stainless Steel, TPE, Nylon, Steel, Brass
4.51 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
5.3 mm, 4.85 mm, 16.2 mm, 5.36 mm, 6.5 mm
1.2 mm, 0.5 mm, 8.1 mm, 1.5 mm, 2.5 mm
M12, M10, M24, M5 (Form A), M20
ASME B18.8.1, ASME B18.22.1
ASTM F844, BS 4320G, BS 4320B, BS 4463