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 5950-01-450-9615
NSN 6645-01-618-8501
NSN 6650-01-633-9147
NSN 6110-01-071-7513
NSN 6130-01-025-1470
NSN 6130-01-023-8803
NSN 5965-00-233-3851
NSN 5996-00-035-5624
NSN 5915-01-142-2018
NSN 5855-00-004-0904
NSN 2925-01-385-6661
NSN 5915-01-650-1733