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 5996-00-633-6912
NSN 5835-01-227-2318
NSN 5998-01-326-8784
NSN 6620-01-284-6526
NSN 6650-00-144-4555
NSN 5915-01-527-8621
NSN 5999-01-110-8932
NSN 4140-00-707-5963
NSN 5855-01-254-3110
NSN 6610-01-557-6908
NSN 5855-01-125-9167
NSN 5935-01-440-4475