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 5895-01-385-1704
NSN 6150-01-389-4289
NSN 5950-00-591-4327
NSN 5965-00-605-8239
NSN 6135-01-142-6456
NSN 6320-01-198-4024
NSN 6220-00-059-7607
NSN 5925-01-572-3263
NSN 6150-01-457-5831
NSN 6240-00-082-1142
NSN 5835-00-529-6307
NSN 5998-00-959-8382