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 5925-01-299-5450
NSN 5975-01-179-0152
NSN 6105-01-391-0566
NSN 5990-01-486-2556
NSN 4140-01-377-2552
NSN 5910-01-381-3009
NSN 6650-01-570-0430
NSN 6130-01-661-3154
NSN 6645-01-440-5500
NSN 6645-01-620-4837
NSN 5895-00-799-1376
NSN 6240-01-226-4858