Standard, Large Outside Diameter, USS, Beveled, Mil-Spec
Nylon, Phenolic Resin, Alloy Steel, Titanium, Steel
40 mm, 44 mm, 26 mm, 23 mm, 3 3/4"
14.5 mm, 16.5 mm, 20.2 mm, 1.172", 0.656"
1 mm, 0.16 mm, 0.28 mm, 0.3 mm, 1.5 mm
ASTM F436, BS 4320, DIN 6797J, DIN 125A, ASME B18.8.1