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 4140-01-261-6778
NSN 5835-01-277-9327
NSN 5990-00-155-2306
NSN 6620-01-584-9653
NSN 5990-01-378-7349
NSN 5835-01-487-3042
NSN 5915-01-420-2691
NSN 5855-00-185-1560
NSN 5855-01-228-0942
NSN 5920-00-462-7136
NSN 5950-01-096-9888
NSN 5835-01-125-6676