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 5925-01-140-2773
NSN 6685-00-005-9025
NSN 5915-00-978-1442
NSN 5998-01-320-3152
NSN 5998-01-339-0257
NSN 5895-00-522-7935
NSN 6130-00-999-4448
NSN 6150-00-516-8445
NSN 5915-01-644-9459
NSN 5895-00-516-9357
NSN 5965-00-156-8562
NSN 2925-01-579-1010