Standard, Large Outside Diameter, USS, SAE, Mil-Spec
Phenolic Resin, Brass, Steel, Titanium, PEEK
21 mm, 9.5 mm, 11.1 mm, 1 5/8", 1 9/32"
0.375", 0.188", 1.563", 0.203", 1.25"
1.2 mm, 0.16 mm, 0.28 mm, 0.3 mm, 3 mm
DIN 6798J, ASME B18.22.1 ASTM
F844, DIN 6797A, DIN 6797J, BS 4320B