Nylon Washers, Mudguard, Plain Washer, Full Washers, Form A
301 Stainless Steel, Vulcanised Fibre, Copper, Steel, Brass
3/4" X 3" X 1/4", 7.99 mm, 15.5 mm, 6.9 mm, 11.88 mm
5.3 mm, 2.2 mm, 16.2 mm, 21 mm, 6.5 mm
0.6 mm, 8.1 mm, 0.5 mm, 1.5 mm, 1.1 mm
M10, M6, M24, M3, M5 (Form A)
BS 4320, ASME B18.21.1, ASME B18.8.1, BS 4320B, BS 4463