External Tooth, Spring, Cup, Full Washers, Form A
Steel, Fibre, Brass, TPE, Copper
3/4" X 3" X 1/4", 7.99 mm, 15.5 mm, 6.9 mm, 11.88 mm
2.1 mm, 5.3 mm, 2.25 mm, 4.36 mm, 6.5 mm
3.5 mm, 0.7 mm, 8.1 mm, 0.4 mm, 0.28 mm
M5, M16, M3 (Form A), M5 (Form A), M20
BS 4320:1968, BS 4320G, BS 4463, DIN 6797J, ASME B18.22.1
ASTM F844