Beveled, SAE, Large Outside Diameter, USS, Standard
Stainless Steel, Alloy Steel, Titanium, Phenolic Resin, Steel
50 mm, 3 1/2", 3 3/4", 1 5/16", 59/64"
1.25", 1.109", 0.625", 1.063", 0.535"
5.8 mm, 0.7 mm, 0.28 mm, 1.2 mm, 2.5 mm
ASME B18.21.1, DIN 6797A, BS 4320B, DIN 6798J, DIN 7603A