Mil-Spec, USS, Standard, SAE, Large Outside Diameter
PEEK, Nylon, Phenolic Resin, Alloy Steel, Titanium
1 3/4", 7/16", 2 3/16", 1 37/64", 15/16"
1.156", 0.313", 0.75", 0.875", 1.125"
8.1 mm, 0.6 mm, 0.3 → 0.25 mm, 1.65 - 1.90 mm, 1.08 mm
BS 4320G, DIN 6797J, ASME B18.21.1, DIN 7980, BS 3410