Cup, External Tooth, Crinkle, Full Washers, Form A
A2/304 Stainless Steel, Brass, Fibre, TPE, Stainless Steel
4.51 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
12.2 mm, 5.3 mm, 2.25 mm, 4.36 mm, 6.5 mm
1.2 mm, 0.9 mm, 0.5 mm, 0.28 mm, 0.7 mm
M4, M3 (Form A), M24, M2, M5 (Form A)
BS 4320, DIN 7603, ASME B18.8.1, ASME B18.21.1, BS 4463