Spring, External Tooth, Crinkle, Full Washers, Form A
Fibre, Steel, Stainless Steel, TPE, Brass
4.51 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
11 mm, 17 mm, 16.2 mm, 2.25 mm, 6.5 mm
1.2 mm, 1.1 mm, 0.16 mm, 3 mm, 0.28 mm
M3.5, M2.5, M3 (Form A), M24, M5 (Form A)
BS 4320B, DIN 127B, BS 4463, ASME B18.8.1, DIN 7603A