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 5855-00-939-4496
NSN 6685-01-441-9275
NSN 6110-00-251-5244
NSN 6130-01-227-7074
NSN 6135-00-209-6918
NSN 5975-01-535-0126
NSN 6105-01-415-4844
NSN 6145-00-479-7184
NSN 5985-01-024-9640
NSN 6610-01-107-8993
NSN 5950-01-508-4244
NSN 5999-01-606-8811