Nipple Application Air Natural Gas Oil Inside Diameter 3/4 in Material Brass Maximum Operating Pressure 125 psi Maximum Operating Temperature 400 Degrees F Minimum Operating Temperature -20 Degrees F Nominal Pipe Size 3/4 in Outside Diameter 3/4 in Overall Length 3 in Resistance Properties Corrosion-Resistant Schedule Schedule 40 Side A Connection Type Threaded Side A Gender Male Side A Thread Type NPT Side B Connection Type Threaded Side B Gender Male Side B Thread Type NPT