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 5965-01-202-1007
NSN 6620-01-231-9731
NSN 6220-01-224-2108
NSN 6240-01-189-6955
NSN 5835-01-076-4091
NSN 5905-01-522-0199
NSN 6110-00-252-7803
NSN 6685-01-061-8668
NSN 5905-01-234-9903
NSN 6110-01-025-3386
NSN 6150-00-611-8093
NSN 5996-00-089-0895