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 7035-00-973-9215
NSN 5985-00-912-2758
NSN 6110-01-260-7541
NSN 5930-01-426-7245
NSN 5960-01-439-3731
NSN 5905-00-977-0964
NSN 6240-01-419-4952
NSN 5945-00-508-1815
NSN 6645-00-033-8714
NSN 6645-01-317-1308
NSN 5935-01-454-7432
NSN 5835-01-432-1277