| ADJUSTABLE PRESSURE RANGE | +45.0 TO 55.0 POUNDS PER SQUARE INCH |
| BONNET ATTACHMENT METHOD | BOLTED |
| BONNET TYPE | INSIDE SPRING |
| CONNECTION TYPE | UNTHREADED INTERNAL PIPE ALL ENDS |
| CONNECTION STYLE | STREAMLINED WITH ONE BRAZING RING ALL ENDS |
| DISK LOADING METHOD | SPRING |
| FLOW CONTROL DEVICE | STEM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE STEM |
| MATERIAL | COPPER ALLOY BODY |
| MATERIAL | NICKEL ALLOY STEM |
| MAXIMUM OPERATING PRESSURE | 55.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSE |
| MEDIA FOR WHICH DESIGNED | STEAM 2ND RESPONSE |
| MEDIA FOR WHICH DESIGNED | WATER, FRESH 3RD RESPONSE |
| NOMINAL PIPE SIZE ACCOMMODATED | 2.375 INCHES ALL ENDS |
| VALVE OPERATION METHOD | AUTOMATIC |
| STYLE DESIGNATOR | ANGLE |