SAE, Large Outside Diameter, USS, Standard, Mil-Spec
Nylon, Phenolic Resin, Brass, Alloy Steel, Titanium
45 mm, 25 mm, 23 mm, 3 3/4", 1 3/4"
16.5 mm, 20.2 mm, 10.77 mm, 0.625", 1.875"
1.25 mm, 1.5 mm, 0.16 mm, 0.28 mm, 0.3 mm
DIN 7980, DIN 6797J, BS 4320:1968, DIN 125A, ASME B18.8.1