No other part numbers with same form, fit, and function found.
A fitting with pipe threads having a female connection inside of a male connection, used in conjunction with another fitting, to connect in the same line, two pipes of different sizes.
NSN 6130-01-651-5320
NSN 5945-01-302-8959
NSN 4140-00-104-7323
NSN 5910-01-080-6934
NSN 5950-01-196-4164
NSN 5945-00-421-8993
NSN 6650-01-113-1866
NSN 6145-01-252-7675
NSN 5945-00-921-1018
NSN 5996-01-067-8303
NSN 5998-01-435-4817
NSN 7035-01-287-9817