External Tooth, Plain Washer, Crinkle, Full Washers, Form A
301 Stainless Steel, TPE, Stainless Steel, Brass, Steel
37 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
2.1 mm, 5.3 mm, 2.25 mm, 4.36 mm, 6.5 mm
2.5 mm, 0.6 mm, 0.28 mm, 8.1 mm, 1.1 mm
M24, M3, M5 (Form A), M12, M2
ASME B18.21.1, DIN 7980, DIN 6798J, ASME B18.22.1
ASTM F844, BS 4320B