| MATERIAL | STEEL BODY |
| RUBBER SYNTHETIC PACKING |
| STYLE DESIGNATOR | SCREW-IN CARTRIDGE |
| VALVE SIZE | 0.438 INCHES |
| FLOW CONTROL DEVICE | DISK |
| MEDIA FOR WHICH DESIGNED | HYDRAULIC FLUID, PETROLEUM BASE SINGLE RESPONSE |
| MAXIMUM OPERATING PRESSURE | 5000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| MAXIMUM OPERATING TEMP | 175.0 DEG FAHRENHEIT SINGLE RESPONSE |
| VALVE OPERATION METHOD | AUTOMATIC |
| CONNECTION TYPE | THREADED EXTERNAL BOSS ALL ENDS |
| CONNECTION STYLE | PLAIN (SCREW-IN CARTRIDGE) ALL ENDS |
| NOMINAL THREAD SIZE | 0.438 INCHES ALL ENDS |
| THREAD QUANTITY PER INCH | 20 ALL ENDS |
| THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| SPECIAL FEATURES | COMES COMPLETE WITH A SEALING O-RING;SEALING MATERIAL IS BUNA-N (NITRILE) |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | 30 PSI CHECK VALVE THREAD-IN TYPE |