External Tooth, Cup, Mudguard, Full Washers, Form A
Brass, Fibre, Vulcanised Fibre, TPE, Nylon
3/4" X 3" X 1/4", 24 mm, 15.5 mm, 6.9 mm, 11.88 mm
5.3 mm, 2.2 mm, 5.36 mm, 4.36 mm, 6.5 mm
3.5 mm, 0.6 mm, 8.1 mm, 1.1 mm, 0.28 mm
M2.5, M4, M6 (Form A), M3 (Form A), M5 (Form A)
DIN 6797J, BS 4320B, BS 4320:1968, ASME B18.22.1
ASTM F844, BS 4320