Lock Washer, Mudguard, Full Washers, Form A, Flat Washers
Brass, Fibre, Nylon, TPE, Stainless Steel
9.09 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
2.1 mm, 2.25 mm, 13 mm, 4.36 mm, 6.5 mm
3.5 mm, 0.7 mm, 1.6 mm, 2.5 mm, 0.28 mm
M3 (Form A), M16, M5 (Form A), M2, M4
BS 4320B, DIN 7980, DIN 6797J, BS 4320G, DIN 7603A