Spring, Cup, Crinkle, Full Washers, Form A
Fibre, Brass, 301 Stainless Steel, TPE, Copper
28 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
10.5 mm, 5.3 mm, 21 mm, 4.36 mm, 6.5 mm
1.5 mm, 1.8 mm, 8.1 mm, 1.2 mm, 0.28 mm
M2.5, M3 (Form A), M24, M5 (Form A), M4
BS 4320B, BS 4320:1968, ASME B18.21.1, BS 4320G, DIN 125A