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 7035-01-024-9511
NSN 6150-01-400-4211
NSN 5920-01-092-1148
NSN 6105-00-123-8076
NSN 6610-00-251-0369
NSN 5920-01-033-4891
NSN 5950-01-108-4569
NSN 5945-01-528-8140
NSN 2925-01-172-9209
NSN 6145-01-132-5665
NSN 4140-01-530-0078
NSN 5895-01-048-8962