| DISK LOADING METHOD | SPRING | 
| ADJUSTABLE PRESSURE RANGE | +25.0 TO 29.0 POUNDS PER SQUARE INCH | 
| BONNET ATTACHMENT METHOD | BOLTED | 
| BONNET TYPE | INSIDE SPRING | 
| CONNECTION STYLE | REDUCED SOCKET WITH ONE BRAZING RING ALL ENDS | 
| CONNECTION TYPE | UNTHREADED INTERNAL PIPE ALL ENDS | 
| FLOW CONTROL DEVICE | DISK | 
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY | 
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE | 
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE SEAT | 
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE STEM | 
| MATERIAL | COPPER ALLOY BODY | 
| MATERIAL | NICKEL ALLOY FLOW CONTROL DEVICE | 
| MATERIAL | NICKEL ALLOY SEAT | 
| MATERIAL | NICKEL ALLOY STEM | 
| MAXIMUM OPERATING PRESSURE | 1500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | 
| MAXIMUM OPERATING TEMP | 165.0 DEG FAHRENHEIT SINGLE RESPONSE | 
| MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS SINGLE RESPONSE | 
| NOMINAL PIPE SIZE ACCOMMODATED | 0.500 INCHES ALL ENDS | 
| RENEWABLE SEAT RING TYPE | THREADED | 
| VALVE OPERATION METHOD | AUTOMATIC | 
| STYLE DESIGNATOR | ANGLE |