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 6645-00-143-1567
NSN 5975-01-619-0947
NSN 6610-01-552-0487
NSN 6610-00-981-4210
NSN 6620-01-064-0366
NSN 6320-01-352-5653
NSN 5965-00-412-4402
NSN 5965-00-581-9978
NSN 5905-01-322-1591
NSN 5965-00-333-3359
NSN 5925-01-658-1253
NSN 5920-01-258-5035