Mil-Spec, Large Outside Diameter, Standard, USS, SAE
Steel, Stainless Steel, PEEK, Phenolic Resin, Titanium
9.5 mm, 11.1 mm, 1 1/4", 18 mm, 5"
0.438", 1.375", 0.41", 1.063", 0.391"
5.8 mm, 1 mm, 8.1 mm, 0.5 mm, 0.28 mm
ASME B18.21.1, BS 4320B, DIN 127B, DIN 7980, ASME B18.8.1