Narrow, Large Outside Diameter, SAE, Mil-Spec, Standard
Titanium, PEEK, Brass, Steel, Nylon
2 1/2", 19 mm, 4 1/2", 3 3/4", 2 1/4"
16.5 mm, 20.2 mm, 37 mm, 0.813", 1.172"
0.5 mm, 5.8 mm, 1.5 mm, 0.3 mm, 0.28 mm
M2.5, #8, #2, 1 1/4", 1/2"
BS 4463, ASME B18.8.1, ASME B18.21.1, BS 4320B, DIN 7603A