NPT vs MIP Fitting

Here is a brief comparison table between NPT vs MIP fitting that used in piping systems.

 NPTMIP
Stand forNational Pipe Tapered threadsNational Pipe Tapered threads
Known asANSI/ASME B1.20.1 pipe threadsCopper or steel fittings
MaterialPVC, PlasticIron, copper, stell, pvc, plastic
ApplicationResidential water & hydraulic systemsResidential, commercial and industrial piping systems
NPT FittingMIP Fitting
ShapeAngle between taper and center axisStraight
Pitch measuringThreads per inche (TPI)Threads per inche (TPI)
Truncation of roots and crestsFlatFlat or not
High-pressure applicationsNot recommendedRecommended
TighteningGeneral tightening standard is recommnededN/A
CompatibleFNPT fittingsFIP fittings
SealantSealant compound or PTFE (Polytetrafluoroethylene) tapePipe dope or Teflon tape

MIP and MIP Fitting

MIP stands for Male Iron Pipe that refers to heavy-duty-grade metal pipe systems. A MIP fitting is a metal threaded-piping fitting that can be used with a FIP (female iron pipe) fitting in heavy-duty piping systems for both residential and industrial uses.


MIP and MIP Fitting

NPT and NPT fitting

NPT stands for National Pipe Taper that refers to residential-grade pipe systems. An NPT fitting is a National Pipe Tapered threads fitting that can be used with FNPT (female NPT) fitting in residential water and hydraulic systems.

NPT and NPT fitting