Crinkle, External Tooth, Lock Washer, Full Washers, Form A
301 Stainless Steel, Stainless Steel, TPE, Nylon, Brass
9.09 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
21 mm, 2.1 mm, 5.3 mm, 2.25 mm, 6.5 mm
3.5 mm, 8.1 mm, 1.6 mm, 0.16 mm, 0.28 mm
M8, M4, M3 (Form A), M16, M5 (Form A)
BS 4320B, BS 4320:1968, ASME B18.21.1, ASME B18.22.1
ASTM F844, DIN 7603A