NIPPLE, APPLICATION AIR, NATURAL GAS, NON-POTABLE WATER, OIL, STEAM, FITTING COMPATIBILITY CLASS 125, INSIDE DIAMETER 1/2 IN, MATERIAL BRASS, MATERIAL GRADE C38500, MAXIMUM OPERATING PRESSURE 1200 PSI, MAXIMUM OPERATING TEMPERATURE 250 DEGREES F, MAXIMUM STEAM PRESSURE 1200 PSI, METAL PIPE CONSTRUCTION SEAMLESS, MINIMUM OPERATING TEMPERATURE -65 DEGREES F, NOMINAL PIPE SIZE 3/8 IN, OVERALL LENGTH 1 IN