thread size 4 inches npt; right hand thread
A pipe fitting primarily designed for permanent installation during piping systems operations to fit into another pipe or pipe fitting for sealing. It usually is threaded.
NSN 5960-01-085-4231
NSN 5990-01-115-5859
NSN 4140-01-270-9624
NSN 5990-00-050-7693
NSN 6110-01-358-5165
NSN 5925-00-998-1633
NSN 5950-00-938-9428
NSN 5998-00-179-2715
NSN 6145-01-181-4142
NSN 5935-00-456-0697
NSN 5960-01-421-8175
NSN 6610-00-419-7844