Countersunk Washer, Lock Washer, External Tooth, Full Washers, Form A
301 Stainless Steel, Copper, TPE, Stainless Steel, Steel
3/4" X 3" X 1/4", 7.99 mm, 15.5 mm, 6.9 mm, 11.88 mm
21 mm, 4.85 mm, 10.5 mm, 2.25 mm, 6.5 mm
1.45 mm, 1.4 mm, 5.8 mm, 0.28 mm, 0.7 mm
M12, M3, M5 (Form A), M8, M2.5
BS 4320:1968, ASME B18.21.1, ASME B18.22.1
ASTM F844, DIN 6797J, BS 4320B