Standard, Mil-Spec, Narrow, Large Outside Diameter, USS
Steel, Phenolic Resin, Titanium, PEEK, Nylon
40 mm, 2 1/2", 3 3/4", 4 1/2", 1 3/16"
16.5 mm, 20.2 mm, 1.172", 2.625", 0.25"
0.28 mm, 1.45 mm, 5.8 mm, 0.16 mm, 8.1 mm
M16, M12, #4, #12, 1 1/8"
BS 4320G, DIN 127B, BS 4320, ASME B18.8.1, BS 4320B