Mil-Spec, SAE, USS, Standard, Large Outside Diameter
Stainless Steel, Nylon, Phenolic Resin, Alloy Steel, Titanium
1 37/64", 15/16", 2", 2 1/4", 3 1/2"
0.41", 1.031", 0.75", 0.875", 1.125"
0.3 → 0.25 mm, 3.5 mm, 1.65 - 1.90 mm, 1.08 mm, 1 mm
ASTM F436, ASME B18.22.1
ASTM F844, DIN 7980, BS 3410, DIN 125A