Narrow, Standard, Mil-Spec, USS, Large Outside Diameter
Nylon, Phenolic Resin, Alloy Steel, Steel, Titanium
2 3/16", 1 37/64", 15/16", 1 1/16", 1 5/32"
0.813", 1.625", 0.75", 0.875", 1.125"
3 mm, 8.1 mm, 0.3 → 0.25 mm, 1.65 - 1.90 mm, 1.08 mm
BS 3410, BS2870 CZ108, BS 4320, ASTM F436, ASME B18.22.1
ASTM F844