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 6145-01-354-5276
NSN 5990-01-421-5342
NSN 5935-01-137-8164
NSN 6110-00-445-8658
NSN 6145-01-334-6052
NSN 6320-00-937-5625
NSN 6220-00-456-2911
NSN 5990-00-594-7291
NSN 4140-01-321-5784
NSN 6620-00-286-5721
NSN 6645-01-437-7770
NSN 6240-00-660-8849