Cup, Plain Washer, Lock Washer, Full Washers, Form A
Fibre, 301 Stainless Steel, TPE, Brass, Stainless Steel
3/8", 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
12.2 mm, 14 mm, 2.25 mm, 21 mm, 6.5 mm
1.8 mm, 0.28 mm, 0.6 mm, 2 mm, 3.5 mm
M16, M3 (Form A), M5 (Form A), M2, M8
DIN 6797J, BS 4320G, DIN 7603A, BS 4463, ASME B18.21.1