PIPE STYLE "C" SERIES HOSE ENDS
- NPTF (National Pipe Tapered Fuel)
- The seal is established through the deformation of the threads when the tapered threads of the male are threaded into the female half.
- NPSM (National Pipe Straight Mechanical)
- The seal is established by compression of the 30° seat on the female half with the 30° internal chamfer of the male half.