Spring, Nylon Washers, Crinkle, Full Washers, Form A
Brass, Fibre, TPE, Vulcanised Fibre, Steel
28 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
5.3 mm, 3 mm, 2.25 mm, 21 mm, 6.5 mm
1.6 mm, 8.1 mm, 2 mm, 1.1 mm, 1.5 mm
M24, M5 (Form A), M16, M2.5, M10
BS 4320B, ASME B18.22.1
ASTM F844, ASME B18.21.1, DIN 7603A, BS 4320