Lock Washer, Cup, Crinkle, Full Washers, Form A
Brass, TPE, Ceramic, Steel, Copper
9.09 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
5.25 mm, 4.85 mm, 16.2 mm, 17 mm, 6.5 mm
5.8 mm, 0.7 mm, 2.5 mm, 1.2 mm, 0.28 mm
M3 (Form A), M5, M16, M5 (Form A), M2.5
DIN 7980, BS 4320G, DIN 125A, DIN 6797J, BS 4320B