External Tooth, Cup, Plain Washer, Full Washers, Form A
Steel, Brass, Fibre, TPE, Ceramic
44 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
4.85 mm, 6.4 mm, 17 mm, 13 mm, 6.5 mm
0.6 mm, 3.5 mm, 8.1 mm, 1.6 mm, 0.28 mm
M6, M5 (Form A), M10, M3, M2
DIN 6797A, BS 4320, DIN 127B, ASME B18.8.1, BS 4320B