Plain Washer, External Tooth, Mudguard, Full Washers, Form A
Fibre, Brass, Steel, TPE, Copper
4.51 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
3.2 mm, 2.1 mm, 2.2 mm, 5.36 mm, 6.5 mm
0.28 mm, 8.1 mm, 1.2 mm, 0.5 mm, 1.6 mm
M20, M24, M5 (Form A), M4, M5
ASME B18.8.1, BS 4463, ASME B18.21.1, BS 4320G, DIN 125A