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 6610-01-535-0310
NSN 5985-00-390-8837
NSN 5915-00-230-8803
NSN 5915-00-014-5750
NSN 5915-01-545-4244
NSN 2925-01-492-5342
NSN 5996-00-608-9059
NSN 6685-00-858-0704
NSN 5895-01-548-4765
NSN 5960-00-707-3335
NSN 5905-01-624-1462
NSN 6620-00-454-3570