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 4140-01-013-6807
NSN 5915-01-258-5799
NSN 6150-01-633-9191
NSN 6150-01-540-3285
NSN 5930-00-189-6587
NSN 5998-00-961-9553
NSN 6150-01-433-1115
NSN 5910-01-578-4575
NSN 6320-01-364-1732
NSN 6110-01-411-6660
NSN 4140-00-983-4083
NSN 6620-01-440-1579