Hex size is 1.37
No other part numbers with same form, fit, and function found.
An adapter having standard pipe threads on one end or an unthreaded end designed to accommodate a pipe. The other end has standard hose threads, an incomplete part of a threaded end connection that grips the hose directly, or is unthreaded and designed to accommodate a hose. It is designed to join a pipe or pipe fitting to a hose or hose fitting in a straight line.
NSN 6150-01-579-4003
NSN 7035-01-493-6389
NSN 6145-00-450-1947
NSN 6145-01-556-9546
NSN 5960-00-553-7338
NSN 5975-01-579-3980
NSN 6110-00-498-2739
NSN 6135-01-408-9244
NSN 6320-01-313-8306
NSN 5975-01-392-1408
NSN 5960-01-418-2641
NSN 2925-01-336-2820