| ADJUSTABLE PRESSURE RANGE | +300.0 TO 6000.0 POUNDS PER SQUARE INCH |
| CONNECTION STYLE | PLAIN (PIPE) ALL ENDS |
| CONNECTION TYPE | THREADED EXTERNAL PIPE ALL ENDS |
| FLOW CONTROL DEVICE | POPPET |
| MATERIAL | ALUMINUM AND COPPER ALLOY AND RUBBER SYNTHETIC OVERALL |
| MAXIMUM OPERATING PRESSURE | 6000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| MAXIMUM OPERATING TEMP | 160.0 FAHRENHEIT SINGLE RESPONSE |
| NOMINAL LENGTH | 2.100 INCHES ALL ENDS |
| NOMINAL THREAD SIZE | 0.250 INCHES 2ND END |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | PRESSURE RELIEF VALVE MODEL 504 |
| SPECIAL FEATURES | .875 IN HEX DIAMETER;PRE-SET PRESSURE 3300PSI |
| STYLE DESIGNATOR | SCREW-IN CARTRIDGE |
| THREAD SERIES DESIGNATOR | NPT 2ND END |
| VALVE OPERATION METHOD | AUTOMATIC |