Butt weld
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).
NSN 6220-01-172-3620
NSN 6110-01-022-3321
NSN 5975-01-036-7590
NSN 5965-01-509-6016
NSN 5925-01-217-0500
NSN 5945-00-752-5929
NSN 6135-01-435-6503
NSN 5835-00-564-0057
NSN 6130-01-416-1200
NSN 6620-01-270-0710
NSN 5960-01-474-4843
NSN 5835-00-491-3834