evil energy npt male to barb fitting adapter straight aluminum Published 1 year ago • 71 plays • Length 0:21 Download video MP4 Download video MP3 Similar videos 6:15 descai hydraulic and pneumatic products 7:05 how to install an fittings. 12:23 tech tip tuesday - npt orb an and face seal fittings! 10:00 working with npt fittings in homebuilt aircraft