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 5960-00-283-6235
NSN 2925-00-862-8550
NSN 5965-00-082-8987
NSN 6145-01-241-4637
NSN 6135-00-107-6662
NSN 6110-01-563-0238
NSN 5975-01-353-0425
NSN 5950-01-423-4236
NSN 6135-01-142-6456
NSN 5945-00-552-5422
NSN 5990-01-514-8708
NSN 6645-01-626-6643