Internal Tooth, Spring, Mudguard, Full Washers, Form A
301 Stainless Steel, Ceramic, Copper, Steel, Brass
4.51 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
3.2 mm, 4.85 mm, 2.1 mm, 2.25 mm, 6.5 mm
5.8 mm, 0.28 mm, 8.1 mm, 1.1 mm, 1.6 mm
M3 (Form A), M16, M5 (Form A), M2, M10
BS 4320, ASME B18.8.1, DIN 6797J, BS 4320B, DIN 7603A