Cup, External Tooth, Mudguard, Full Washers, Form A
Fibre, Steel, TPE, Nylon, Stainless Steel
3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 20 mm, 11.88 mm
4.85 mm, 2.1 mm, 13 mm, 3.2 mm, 6.5 mm
0.6 mm, 1.2 mm, 1.8 mm, 0.28 mm, 1.1 mm
M3 (Form A), M12, M3, M5 (Form A), M16
DIN 127B, ASME B18.22.1
ASTM F844, BS 4320B, BS 4320, ASME B18.21.1