Mudguard, Nylon Washers, Plain Washer, Full Washers, Form A
Fibre, Brass, Stainless Steel, Vulcanised Fibre, TPE
4.51 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
3.2 mm, 10.5 mm, 5.36 mm, 21 mm, 6.5 mm
1.4 mm, 5.8 mm, 0.4 mm, 0.6 mm, 8.1 mm
M2.5, M3 (Form A), M24, M5 (Form A), M10
BS 4320, DIN 125A, ASME B18.22.1
ASTM F844, BS 4320B, BS 4463