External Tooth, Internal Tooth, Cup, Full Washers, Form A
Fibre, Brass, Stainless Steel, Steel, TPE
3/4" X 3" X 1/4", 24 mm, 15.5 mm, 6.9 mm, 11.88 mm
5.36 mm, 2.25 mm, 17 mm, 4.36 mm, 6.5 mm
0.5 mm, 1.5 mm, 0.16 mm, 3 mm, 0.28 mm
M6, M3, M5 (Form A), M4, M2.5
BS 4320, DIN 127B, DIN 7603, ASME B18.8.1, BS 4320B