Tube Fitting to NPT Thread Fitting - Duolok
tube-fitting-to-npt-thread-fitting-duolok

Male Adapter - Duolok
(88) Duolok male adapters have one tube stub end that is inserted into a tube fitting and one male NPT end to connect to a female NPT port. /Asset/D-MA_SOLIDWORKS.jpg
Female Branch Tee - Duolok
(48) Duolok tee tube fitting run with female NPT branch connects tube run to male NPT branch. /Asset/D-FBT_solidworks.jpg