Cup, Plain Washer, Flat Washers, Full Washers, Form A
Stainless Steel, Ceramic, Brass, TPE, Copper
28 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
5.3 mm, 25 mm, 5.36 mm, 2.25 mm, 6.5 mm
2.5 mm, 0.4 mm, 1.8 mm, 8.1 mm, 1.1 mm
M3 (Form A), M5, M5 (Form A), M3, M10
BS 4463, ASME B18.21.1, DIN 125A, BS 4320G, BS 4320B