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 6620-01-391-7331
NSN 6645-00-862-2904
NSN 5920-01-444-1700
NSN 6240-00-284-1457
NSN 6685-01-366-6956
NSN 6145-01-355-9475
NSN 2925-00-290-7052
NSN 6645-01-314-6716
NSN 6130-01-512-9499
NSN 5855-00-149-0766
NSN 5965-01-088-1761
NSN 7035-01-223-4097