Flanges conform toasa standard b16.5
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 6645-00-700-4892
NSN 6240-00-760-8350
NSN 6145-01-286-9847
NSN 6110-01-534-6435
NSN 6130-01-612-2270
NSN 7035-00-834-2090
NSN 5950-00-203-2368
NSN 4140-00-421-4555
NSN 5835-01-612-4753
NSN 5915-01-157-6617
NSN 5915-01-617-7044
NSN 5975-01-415-3331