Internal Tooth, Spring, External Tooth, Full Washers, Form A
Steel, Fibre, Brass, Stainless Steel, TPE
4.51 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
2.1 mm, 6.4 mm, 13 mm, 5.3 mm, 6.5 mm
1.6 mm, 0.5 mm, 2 mm, 2.2 mm, 0.28 mm
M3, M12, M24, M5 (Form A), M10
BS 4320G, ASME B18.21.1, DIN 6797J, BS 4320B, BS 4463