Cup, Spring, Internal Tooth, Full Washers, Form A
Steel, TPE, 301 Stainless Steel, Stainless Steel, Brass
4 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
11 mm, 13 mm, 8.4 mm, 10 mm, 6.5 mm
2.5 mm, 0.8 mm, 0.16 mm, 2.2 mm, 3 mm
M3 (Form A), M16, M12, M24, M5 (Form A)
DIN 127B, BS 4320:1968, BS 4463, BS 4320, ASME B18.21.1