Flanges conform to asa standard b16.5
An item solid or split into halves, having a threaded or unthreaded hole for the purpose of connecting or retaining a pipe, tube, or hose fitting. The face of the flange may be smooth, grooved, or serrated and may be drilled for connecting bolts or studs. If the item is unthreaded, the pipe or tube may be retained by welding, brazing, compression, or the like. Excludes flange, pipe, blind; ferrule, grooved clamp coupling; and adapter (as modified).
Classification: Flanges of iron or nonalloy steel
NSN 5930-01-206-6507
NSN 5925-00-632-6098
NSN 5950-01-480-3108
NSN 6220-01-549-1583
NSN 5925-01-411-6028
NSN 5990-00-905-6472
NSN 5950-01-350-4462
NSN 5945-00-520-3482
NSN 7035-00-574-4223
NSN 6135-01-177-3552
NSN 5999-01-387-1301
NSN 5990-01-463-0953