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 5998-00-892-2200
NSN 6610-00-827-4385
NSN 4140-01-199-9118
NSN 5905-01-241-7707
NSN 5965-00-150-1144
NSN 6110-00-961-1100
NSN 5920-01-648-5188
NSN 5915-00-835-0769
NSN 5965-01-208-2727
NSN 5990-01-272-4091
NSN 5990-00-451-7630
NSN 6620-00-832-2556