The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY BODY, seat_angle: 37.0 DEGREES FIRST END, thread_class: 3A FIRST END A, connection_type: THREADED EXTERNAL TUBE FIRST END, connection_style: FLARED (TUBE) FIRST END, style_designator: ANGLE. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-450-6539, 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 |
| seat_angle | 37.0 DEGREES FIRST END |
| thread_class | 3A FIRST END A |
| connection_type | THREADED EXTERNAL TUBE FIRST END |
| connection_style | FLARED (TUBE) FIRST END |
| style_designator | ANGLE |
| thread_direction | RIGHT-HAND FIRST END |
| surface_treatment | ANODIZE LOCATION NOT OTHERWISE SPECIFIED |
| disk_loading_method | SPRING |
| flow_control_device | POPPET |
| nominal_thread_size | 0.437 INCHES FIRST END IN |
| valve_operation_method | AUTOMATIC |
| NSN | 4820-00-450-6539 |
| CONNECTION STYLE | FLARED (TUBE) FIRST END |
| THREAD CLASS | 3A FIRST END A |
| DISK LOADING METHOD | SPRING |
| OPENING PRESSURE SETTING | 1425.0 POUNDS PER SQUARE INCH LBS |
| NOMINAL THREAD SIZE | 0.437 INCHES FIRST END IN |
| FLOW CONTROL DEVICE | POPPET |
| NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES FIRST END IN |
| SEAT ANGLE | 37.0 DEGREES FIRST END |
| MATERIAL | ALUMINUM ALLOY SEAT |
| STYLE DESIGNATOR | ANGLE |