The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY BODY, thread_class: 3A ALL ENDS A, connection_type: THREADED EXTERNAL BOSS ALL ENDS, connection_style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS, style_designator: STRAIGHT THRU, thread_direction: RIGHT-HAND ALL ENDS. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-350-3686, 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 | ALUMINUM ALLOY BODY |
| thread_class | 3A ALL ENDS A |
| connection_type | THREADED EXTERNAL BOSS ALL ENDS |
| connection_style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS |
| style_designator | STRAIGHT THRU |
| thread_direction | RIGHT-HAND ALL ENDS |
| surface_treatment | ANODIZE LOCATION NOT OTHERWISE SPECIFIED |
| disk_loading_method | SPRING |
| flow_control_device | DISK |
| nominal_thread_size | 0.438 INCHES ALL ENDS IN |
| maximum_operating_temp | 180.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| valve_operation_method | AUTOMATIC |
| NSN | 4820-01-350-3686 |
| NOMINAL THREAD SIZE | 0.438 INCHES ALL ENDS IN |
| VALVE DISCHARGE FLOW RATE | 0.7 GALLONS PER MINUTE |
| THREAD QUANTITY PER INCH | 20 ALL ENDS |
| DISK LOADING METHOD | SPRING |
| VALVE OPERATION METHOD | AUTOMATIC |
| FLOW CONTROL DEVICE | DISK |
| THREAD CLASS | 3A ALL ENDS A |
| OPENING PRESSURE SETTING | 30.0 POUNDS PER SQUARE INCH LBS |
| SURFACE TREATMENT | ANODIZE LOCATION NOT OTHERWISE SPECIFIED |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT (UNJ) ALL ENDS |