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 4140-01-576-9796
NSN 5855-01-599-9542
NSN 5945-01-383-1888
NSN 5895-01-044-3825
NSN 5990-01-625-5923
NSN 5950-01-398-8231
NSN 6645-00-759-3962
NSN 6320-01-094-2634
NSN 5895-00-461-1618
NSN 4140-01-475-8930
NSN 5990-01-462-1617
NSN 5835-00-894-7374