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 2925-01-157-9204
NSN 5910-01-116-6627
NSN 5975-01-199-9927
NSN 5965-00-236-0016
NSN 6650-00-207-9639
NSN 5905-00-325-9326
NSN 5999-01-074-6319
NSN 6105-01-190-2572
NSN 5965-00-387-6880
NSN 6220-01-045-1842
NSN 6320-00-937-5625
NSN 6650-01-200-3293