The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, bonnet_type: INSIDE SPRING, connection_style: PLAIN (PIPE) FIRST END, style_designator: ANGLE, thread_direction: RIGHT-HAND FIRST END, features_provided: VALVE STEM LOCK SHIELD. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-111-2421, 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 OVERALL |
| bonnet_type | INSIDE SPRING |
| connection_style | PLAIN (PIPE) FIRST END |
| style_designator | ANGLE |
| thread_direction | RIGHT-HAND FIRST END |
| features_provided | VALVE STEM LOCK SHIELD |
| operating_pressure | 450.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| disk_loading_method | SPRING |
| flow_control_device | POPPET |
| nominal_thread_size | 0.250 INCHES FIRST END IN |
| valve_operation_method | AUTOMATIC |
| bonnet_attachment_method | INTEGRAL |
| NSN | 4820-00-111-2421 |
| BONNET TYPE | INSIDE SPRING |
| MEDIA FOR WHICH DESIGNED | AIR SINGLE RESPONSE |
| CONNECTION STYLE | PLAIN (PIPE) FIRST END |
| THREAD DIRECTION | RIGHT-HAND FIRST END |
| STYLE DESIGNATOR | ANGLE |
| OPENING PRESSURE SETTING | 350.0 POUNDS PER SQUARE INCH LBS |
| OPERATING PRESSURE | 450.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| THREAD SERIES DESIGNATOR | NPT FIRST END |
| NOMINAL THREAD SIZE | 0.250 INCHES FIRST END IN |
| FLOW CONTROL DEVICE | POPPET |