Internal Tooth, Plain Washer, Lock Washer, Full Washers, Form A
Nylon, Brass, TPE, Ceramic, Steel
4.51 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
8.4 mm, 10.5 mm, 13 mm, 4.36 mm, 6.5 mm
3.5 mm, 8.1 mm, 1.6 mm, 1.5 mm, 0.28 mm
M20, M5 (Form A), M10, M8, M2
ASME B18.22.1 ASTM
F844, ASTM F436, ASME B18.8.1, DIN 7603A, BS 4463