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 5835-01-583-8358
NSN 6650-01-500-2594
NSN 5960-00-497-9862
NSN 6105-00-738-4602
NSN 5965-01-231-0261
NSN 5935-01-032-4451
NSN 5835-01-186-4961
NSN 5915-00-917-0467
NSN 5905-00-276-8597
NSN 5895-01-452-6232
NSN 7035-01-633-7745
NSN 5935-01-531-9175