Narrow, Mil-Spec, SAE, USS, Large Outside Diameter
Nylon, Steel, Phenolic Resin, Brass, Alloy Steel
16 mm, 2 3/16", 1 37/64", 15/16", 2 3/4"
0.469", 0.75", 0.875", 1", 1.125"
0.6 mm, 0.3 → 0.25 mm, 1.2 mm, 1.65 - 1.90 mm, 1.08 mm
DIN 127B, ASME B18.22.1 ASTM
F844, ASME B18.22.1
ASTM F844, BS 3410, BS 4320:1968