Countersunk Washer, Spring, Internal Tooth, Full Washers, Form A
Fibre, Brass, 301 Stainless Steel, TPE, Copper
50 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
2.1 mm, 12.5 mm, 5.36 mm, 2.25 mm, 6.5 mm
0.4 mm, 2 mm, 0.3 mm, 2.5 mm, 0.28 mm
M16, M3 (Form A), M5, M5 (Form A), M6
BS 4320B, ASTM F436, ASME B18.21.1, ASME B18.8.1, DIN 7603A