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 6145-01-395-1057
NSN 5915-00-203-5860
NSN 6685-00-872-1345
NSN 5998-01-432-2189
NSN 6130-01-543-1227
NSN 5960-00-269-4762
NSN 4140-00-699-0904
NSN 5960-01-239-4314
NSN 6220-01-557-5668
NSN 5975-00-659-6531
NSN 6135-00-078-9931
NSN 7035-01-541-9818