External Tooth, Internal Tooth, Cup, Full Washers, Form A
Fibre, Brass, Stainless Steel, TPE, Copper
4.51 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
2.2 mm, 5.3 mm, 5.36 mm, 2.25 mm, 6.5 mm
2 mm, 0.6 mm, 1.1 mm, 1.6 mm, 2.5 mm
M2, M5, M12, M5 (Form A), M3
BS 4320, DIN 6797A, BS 4320B, ASME B18.22.1 ASTM
F844, ASME B18.21.1