Narrow, Mil-Spec, Standard, USS, Large Outside Diameter
Nylon, Steel, Phenolic Resin, Brass, Alloy Steel
1 3/4", 1 17/32", 2 3/16", 1 37/64", 15/16"
0.219", 1.109", 1.281", 0.875", 1.125"
0.3 → 0.25 mm, 1.65 - 1.90 mm, 0.5 mm, 1.08 mm, 1.5 mm
BS 3410, ASME B18.22.1
ASTM F844, BS 4320, ASME B18.8.1, DIN 6798J