https://www.acehardware.com/departments/plumbing/pipe-fittings/push-fittings/4811436
SharkBite 1/2 in. MNPT X 1/2 in. D MNPT Brass Connector Mfr# UC120LFA10 - Ace Hardware
The transition between PEX pipe and an MNPT threaded connection with a crimp or clamp connection. Certified for use in potable water and hydronic heating...