U528289: VALVE,SAFETY RELIEF.
The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY SEAT, thread_class: 3A FIRST END A, connection_type: THREADED EXTERNAL TUBE FIRST END, connection_style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) FIRST END, style_designator: STRAIGHT THRU, thread_direction: RIGHT-HAND FIRST END. This part is cataloged in the U.S.
Government catalog under NSN 4820-00-786-2339, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.
Verify compatibility with your specific system configuration before ordering.
| material | COPPER ALLOY SEAT |
| thread_class | 3A FIRST END A |
| connection_type | THREADED EXTERNAL TUBE FIRST END |
| connection_style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) FIRST END |
| style_designator | STRAIGHT THRU |
| thread_direction | RIGHT-HAND FIRST END |
| features_provided | VALVE STEM LOCK SHIELD AND PRESSURE TIGHT OUTLET SIDE |
| surface_treatment | NICKEL LOCATION NOT OTHERWISE SPECIFIED |
| disk_loading_method | SPRING |
| nominal_thread_size | 1.500 INCHES FIRST END IN |
| valve_operation_method | AUTOMATIC |
| opening_pressure_setting | 5.0 POUNDS PER SQUARE INCH LBS |
| NSN | 4820-00-786-2339 |
| CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) FIRST END |
| CONNECTION TYPE | THREADED EXTERNAL TUBE FIRST END |
| STYLE DESIGNATOR | STRAIGHT THRU |
| NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 1.250 INCHES FIRST END IN |
| FEATURES PROVIDED | VALVE STEM LOCK SHIELD AND PRESSURE TIGHT OUTLET SIDE |
| THREAD DIRECTION | RIGHT-HAND FIRST END |
| NOMINAL THREAD SIZE | 1.500 INCHES FIRST END IN |
| DISK LOADING METHOD | SPRING |
| SURFACE TREATMENT | NICKEL LOCATION NOT OTHERWISE SPECIFIED |
| THREAD CLASS | 3A FIRST END A |