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 6320-01-078-8257
NSN 5945-00-091-4266
NSN 5996-00-165-5027
NSN 5915-00-615-6146
NSN 5905-01-283-7076
NSN 7035-01-361-8821
NSN 6150-01-065-9345
NSN 6320-00-116-3658
NSN 6645-00-495-6797
NSN 5998-01-530-4083
NSN 6240-00-104-4662
NSN 6240-00-119-4182