1.50 x 1.25 inch bushing, mipt x fipt
No other part numbers with same form, fit, and function found.
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 5855-01-384-3314
NSN 5985-00-879-4653
NSN 5855-01-100-3272
NSN 5998-01-006-4422
NSN 5920-00-257-2950
NSN 6645-01-297-5639
NSN 5895-01-032-4938
NSN 4140-00-232-9859
NSN 6110-01-170-6874
NSN 6150-01-050-9362
NSN 5975-00-377-8914
NSN 6145-00-011-2390