4P145: VALVE,SAFETY RELIEF.
The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: ALUMINUM BODY, seat_angle: 37.0 DEGREES ALL ENDS, thread_class: 3A ALL ENDS A, connection_type: THREADED EXTERNAL TUBE ALL ENDS, connection_style: FLARED (TUBE) ALL ENDS, style_designator: STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.. This part is cataloged in the U.S.
Government catalog under NSN 4820-00-176-4621, 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 BODY |
| seat_angle | 37.0 DEGREES ALL ENDS |
| thread_class | 3A ALL ENDS A |
| connection_type | THREADED EXTERNAL TUBE ALL ENDS |
| connection_style | FLARED (TUBE) ALL ENDS |
| style_designator | STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY. |
| thread_direction | RIGHT-HAND ALL ENDS |
| operating_pressure | 30.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| disk_loading_method | SPRING |
| flow_control_device | POPPET |
| nominal_thread_size | 0.438 INCHES ALL ENDS IN |
| valve_operation_method | AUTOMATIC |
| NSN | 4820-00-176-4621 |
| FLOW CONTROL DEVICE | POPPET |
| CONNECTION STYLE | FLARED (TUBE) ALL ENDS |
| CONNECTION TYPE | THREADED EXTERNAL TUBE ALL ENDS |
| STYLE DESIGNATOR | STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY. |
| NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES FIRST END IN |
| OPERATING PRESSURE | 30.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| ADJUSTABLE PRESSURE RANGE | +3.0 TO 7.0 POUNDS PER SQUARE INCH LBS |
| THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| NOMINAL THREAD SIZE | 0.438 INCHES ALL ENDS IN |
| SEAT ANGLE | 37.0 DEGREES ALL ENDS |