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 6645-00-057-3499
NSN 5855-01-201-4857
NSN 6650-00-614-1711
NSN 5920-01-461-4258
NSN 4140-01-470-3577
NSN 5925-01-051-3696
NSN 5945-01-559-8374
NSN 5998-01-432-5815
NSN 6650-01-653-5576
NSN 6685-01-450-3285
NSN 6240-01-163-2813
NSN 5915-01-330-6788