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 4140-01-365-9113
NSN 5835-00-484-1529
NSN 7035-00-286-6221
NSN 5990-00-103-7971
NSN 6685-01-382-9459
NSN 5999-00-315-3805
NSN 6110-00-124-8940
NSN 4140-01-519-8196
NSN 6645-00-542-1734
NSN 5960-01-031-1759
NSN 5998-00-274-9201
NSN 5999-01-274-2189