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 6135-01-205-5965
NSN 5975-00-374-5245
NSN 2925-00-915-1827
NSN 5905-00-083-6394
NSN 5895-00-907-3067
NSN 5965-01-019-0939
NSN 7035-01-609-3448
NSN 5999-00-081-9413
NSN 5895-00-149-1830
NSN 5985-01-446-5950
NSN 5915-00-150-3066
NSN 6145-01-035-5952