Cup, Mudguard, External Tooth, Full Washers, Form A
Fibre, Brass, 301 Stainless Steel, TPE, Steel
28 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
2.1 mm, 8.4 mm, 4.36 mm, 5 mm, 6.5 mm
1.4 mm, 5.8 mm, 0.7 mm, 0.6 mm, 1.6 mm
M16, M5, M6, M5 (Form A), M12
DIN 127B, ASME B18.22.1
ASTM F844, DIN 7980, BS 4320, ASME B18.21.1