Nylon Washers, Cup, Crinkle, Full Washers, Form A
Brass, Nylon, Ceramic, TPE, Stainless Steel
8.8 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
4.85 mm, 8.4 mm, 10.5 mm, 13 mm, 6.5 mm
2 mm, 1.6 mm, 8.1 mm, 0.8 mm, 0.28 mm
M3 (Form A), M16, M5 (Form A), M4, M5
BS 4320, BS 4320:1968, BS 4320G, DIN 7980, BS 4320B