Countersunk Washer, Cup, Lock Washer, Full Washers, Form A
Steel, 301 Stainless Steel, Stainless Steel, TPE, Brass
24.4 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
2.1 mm, 25 mm, 16.2 mm, 13 mm, 6.5 mm
0.7 mm, 8.1 mm, 2.5 mm, 1.6 mm, 0.3 mm
M3 (Form A), M3, M24, M5 (Form A), M4
DIN 6797A, DIN 7980, BS 4320:1968, BS 4320, BS 4320B