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 5910-00-950-2803
NSN 6685-00-578-5610
NSN 4140-01-351-3892
NSN 5945-00-773-3879
NSN 6220-01-275-3771
NSN 5895-01-170-4355
NSN 5975-01-310-0725
NSN 5985-00-712-4022
NSN 5920-01-303-5951
NSN 5965-01-513-9978
NSN 5975-00-660-6652
NSN 6650-00-555-1061