Approved Vendor KV1LMR4 Pipe Nipple, 1 1 2 in Nominal Pipe Size, Male NPT x Male NPT, 3 in Lg, Schedule 80, Black Steel G807197092 Number of Chemical Warmers Included Number of Chemical Warmers Included 2 11 OSHA Standards Met OSHA 1910 Steam Pressure 300 psi @ 550 Degrees F Pipe Fitting Schedule Class Schedule 80 Basic Pipe Fitting Shape Nipple Specific Pipe Fitting Shape Nipple Side B Thread Type NPT Side A Connection Type Threaded Side A Gender Male Application Air Pressure 2000 psi @ 150 Degrees F Seamless Welded Seamless Basic Pipe Fitting Material Metal Metal Detectable Yes Pipe Fitting Material Black Steel Standards ANSI ASME B1