Mil-Spec, Narrow, Large Outside Diameter, USS, Beveled
Nylon, Titanium, Stainless Steel, Phenolic Resin, Steel
19 mm, 3 3/4", 13/16", 6 mm, 1 5/32"
1.563", 0.172", 0.391", 1.313", 1.109"
2.5 mm, 0.4 mm, 0.28 mm, 8.1 mm, 1.5 mm
M58, M27, M2.6, 5/16", #2
DIN 6797J, ASME B18.22.1
ASTM F844, DIN 125A, BS 4320B, DIN 7603A