Flanges conform to asa 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 6610-01-137-5959
NSN 6130-01-144-4746
NSN 6645-01-206-4888
NSN 5985-01-633-8133
NSN 5925-00-453-9929
NSN 5985-00-529-0093
NSN 6685-01-215-6609
NSN 6620-01-059-0876
NSN 5996-01-073-2332
NSN 5925-01-573-6136
NSN 5925-01-442-1517
NSN 7035-01-528-7870