Standard, SAE, USS, Large Outside Diameter, Beveled
Brass, Alloy Steel, Titanium, Stainless Steel, Phenolic Resin
19 mm, 3 3/4", 60 mm, 1 3/16", 1 15/32"
6.5 mm, 14.5 mm, 16.5 mm, 20.2 mm, 1.172"
1.5 mm, 0.16 mm, 0.28 mm, 1.6 mm, 0.6 mm
BS 4320, DIN 7980, DIN 6797J, DIN 125A, ASME B18.8.1