| CONNECTION STYLE | SOCKET (PIPE) ALL ENDS |
| CONNECTION TYPE | UNTHREADED INTERNAL PIPE ALL ENDS |
| FLOW CONTROL DEVICE | DISK |
| OPERATING PRESSURE | 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-390,ALLOY DR/D/ FED SPEC SINGLE MATERIAL RESPONSE SEAT |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| MATERIAL | COPPER ALLOY 922 BODY |
| MATERIAL | COPPER ALLOY 922 SEAT |
| MATERIAL | NICKEL ALLOY 400 OR NICKEL ALLOY R-405 FLOW CONTROL DEVICE |
| MAXIMUM OPERATING TEMP | 150.0 FAHRENHEIT SECOND RESPONSE |
| MAXIMUM OPERATING TEMP | 425.0 FAHRENHEIT FIRST RESPONSE |
| MEDIA FOR WHICH DESIGNED | STEAM FIRST RESPONSE |
| MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS SECOND RESPONSE |
| MOUNTING POSITION | HORIZONTAL OR VERTICAL |
| NOMINAL PIPE SIZE ACCOMMODATED | 0.500 INCHES ALL ENDS |
| SPECIAL FEATURES | SWING CHECK TYPE |
| VALVE OPERATION METHOD | AUTOMATIC |
| STYLE DESIGNATOR | STRAIGHT THRU |
| TEST DATA DOCUMENT | 03950-882036962 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.). |