External Tooth, Spring, Crinkle, Full Washers, Form A
Steel, Copper, Brass, TPE, Stainless Steel
4.51 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
6.48 mm, 4.36 mm, 4.85 mm, 2.25 mm, 6.5 mm
0.4 mm, 1.1 mm, 2.5 mm, 0.8 mm, 2.2 mm
M16, M24, M5 (Form A), M12, M2.5
DIN 127B, ASME B18.22.1
ASTM F844, BS 4320B, ASME B18.21.1, BS 4463