External Tooth, Plain Washer, Crinkle, Full Washers, Form A
Stainless Steel, 301 Stainless Steel, TPE, Nylon, Brass
4 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
2.1 mm, 3.2 mm, 12.2 mm, 5.3 mm, 6.5 mm
1.1 mm, 2 mm, 1.6 mm, 1 mm, 0.3 mm
M6 (Form A), M4, M3 (Form A), M10, M5 (Form A)
ASME B18.22.1
ASTM F844, ASME B18.22.1 ASTM
F844, DIN 7603A, BS 4320B, BS 4320