| DISK LOADING METHOD | SPRING |
| FURNISHED ITEMS AND QUANTITY | 1 STRAINER |
| FLOW CONTROL DEVICE | DISK |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | DUAL CHECK VALVE WITH INTERMEDIATE ATMOSPHERIC VENT |
| MATERIAL | COPPER ALLOY BODY |
| MATERIAL | RUBBER FLOW CONTROL DEVICE |
| MATERIAL | RUBBER SEAT |
| MAXIMUM OPERATING TEMP | 250.0 FAHRENHEIT SINGLE RESPONSE |
| MAXIMUM OPERATING PRESSURE | 175.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS SINGLE RESPONSE |
| MOUNTING POSITION | HORIZONTAL OR VERTICAL |
| SPECIAL FEATURES | ALL END CONNECTIONS: 3/4" UNION END SOLDER CONNECTIONS; MINIMUM REQUIRED PRESSURE: 25.0 PSI; INAVY: BACKFLOW PREVENTER VALVE |
| STYLE DESIGNATOR | CROSS |
| VALVE OPERATION METHOD | AUTOMATIC |