VALVE SIZE- 1-1/2 INCHES., , BODY MATERIAL- BRONZE., , BONNET MATERIAL-BRONZE., , TRIM MATERIAL- SST/BRONZE., , SEAT-METAL (SINGLE)., , ORIFICE SIZE-1.19 INCHES., , MAXIMUM PRESSURE & TEMPERATURE RATING- 50 PSI AT -20 DEG F TO +180 DEG F., , ACTUATOR SIZE- 27 SQ IN., , MAXIMUM ALLOWABLE ACTUATOR PRESSURE- 50 PSIG., , VALVE STROKE- 0.38 INCHES., , SPRING RANGE- 6 TO 45 PSIG (SET AT 25 PSIG)., , ACTUATOR ACTION- OIL TO OPEN., , MAXIMUM CV- 20, , PLUG CHARACTERISTIC- QUICK OPENING., , WEIGHT (LBS)- 25.