Mil-Spec, SAE, Large Outside Diameter, USS, Standard
Phenolic Resin, Titanium, PEEK, Nylon, Brass
45 mm, 66 mm, 40 mm, 4 1/2", 2 1/4"
6.5 mm, 16.5 mm, 20.2 mm, 0.172", 1.172"
1.2 mm, 0.6 mm, 0.5 mm, 1 mm, 0.16 mm
BS 4320:1968, ASME B18.22.1
ASTM F844, BS 4320, BS 4320G, DIN 6797J