Standard, Narrow, Mil-Spec, SAE, Large Outside Diameter
Nylon, Stainless Steel, Alloy Steel, PEEK, Phenolic Resin
14 mm, 40 mm, 45 mm, 3 1/2", 4"
1.172", 0.469", 1.031", 2.625", 0.406"
0.6 mm, 1.5 mm, 2 mm, 0.16 mm, 0.28 mm
#12, #3, 5/32", 3/8", 5/16"
BS 4320B, DIN 6797J, DIN 125A, ASME B18.8.1, BS 4320G