| DISK LOADING METHOD | SPRING |
| CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END |
| CONNECTION STYLE | FLARED (TUBE) 1ST END |
| CONNECTION STYLE | GASKET SEAL (BOSS) 2ND END |
| CONNECTION TYPE | UNTHREADED INTERNAL TUBE 2ND END |
| FLOW CONTROL DEVICE | POPPET |
| MATERIAL | STEEL COMP 316 OVERALL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | CHECK VALVE |
| PROPRIETARY CHARACTERISTICS | PACS |
| MAXIMUM OPERATING TEMP | 180.0 DEG FAHRENHEIT SINGLE RESPONSE |
| MAXIMUM OPERATING PRESSURE | 30.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| MEDIA FOR WHICH DESIGNED | WATER, FRESH 3RD RESPONSE |
| MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSE |
| MEDIA FOR WHICH DESIGNED | ETHYLENE GLYCOL 2ND RESPONSE |
| MINIMUM OPERATING TEMP | -65.0 DEG FAHRENHEIT |
| MOUNTING POSITION | HORIZONTAL OR VERTICAL |
| NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.375 INCHES 1ST END |
| NOMINAL THREAD SIZE | 0.375 INCHES 1ST END |
| OPENING PRESSURE SETTING | 1.0 POUNDS PER SQUARE INCH |
| SPECIAL FEATURES | BUNA-N O-RINGS; USED ON EXPANSION TANK, PRESSURIZED LIQUID COOLING SYSTEM |
| RENEWABLE SEAT RING TYPE | PRESSED-IN |
| VALVE OPERATION METHOD | AUTOMATIC |
| VALVE SIZE | 0.375 INCHES |
| STYLE DESIGNATOR | STRAIGHT THRU |
| THREAD CLASS | 3A 1ST END |
| THREAD DIRECTION | RIGHT-HAND 1ST END |
| THREAD QUANTITY PER INCH | 18 1ST END |
| THREAD SERIES DESIGNATOR | UNJF 1ST END |