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 6135-01-633-8502
NSN 6130-01-371-6039
NSN 6220-00-243-6526
NSN 5975-01-518-2865
NSN 6145-00-730-3933
NSN 4140-00-145-7334
NSN 5985-01-343-0861
NSN 5945-01-441-6458
NSN 6150-01-284-2764
NSN 5915-01-456-9884
NSN 5855-01-533-7051
NSN 5915-01-406-4637