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 6220-00-898-1066
NSN 6130-01-566-0752
NSN 5999-01-440-9977
NSN 6130-00-138-3073
NSN 6135-01-483-5269
NSN 5925-00-718-7530
NSN 5920-00-291-1379
NSN 5996-01-541-5787
NSN 6130-01-408-5814
NSN 4140-01-096-5722
NSN 5930-01-123-8417
NSN 6620-00-992-1537