1.NPT Thread Size is a Nominal Pipe Size,and it does not represent the actual diameter.Please reference NPT Pipe Sizing Reference Chart to ensure you are ordering the exact NPT size your application requires.NPT thread has a taper,create a tighter seal than straight threads.
2.Reducer adapter for connecting various pipes,fittings as well as air tools.One common use of this pipe fitting is to extend the pipe through the wall to connect shower fixtures or tub spouts.It can also be used with grease,fuels and natural gas,refrigeration,instrumentation and hydraulic systems in low and medium pressure pipe line connections. When purchasing pipe fittings,consider the application,as this will affect material type,shape,size,and required durability.Please review all product information to ensure that this product is compatible with your unit.
3.Tips: For better sealing,we suggest that all fittings must be used with sealing tape.
