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 5920-01-091-0123
NSN 6620-01-330-8802
NSN 6685-01-429-4735
NSN 5910-01-255-3661
NSN 5996-01-359-9931
NSN 5855-01-107-5925
NSN 5895-00-583-4129
NSN 5990-01-116-2181
NSN 5905-01-335-9809
NSN 5925-00-887-4241
NSN 5920-01-536-4689
NSN 5915-01-576-5535