Standard, Narrow, Mil-Spec, Large Outside Diameter, SAE
PEEK, Stainless Steel, Brass, Titanium, Nylon
40 mm, 45 mm, 50 mm, 23 mm, 2 3/4"
16.5 mm, 20.2 mm, 1.172", 31 mm, 1.031"
1.25 mm, 3 mm, 0.16 mm, 0.28 mm, 0.3 mm
BS 4463, BS 4320, DIN 6797J, DIN 125A, ASME B18.8.1