VALVE,RELIEF,PRESSURE AND TEMPER. Key specifications include body_style: STRAIGHT THRU, temp_adjustability: NOT ADJUSTABLE, first_end_thread_class: 3B, second_end_thread_class: 3B, media_for_which_designed: AIR, temp_control_device_type: THERMOSTATIC. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-123-6541, 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.
| body_style | STRAIGHT THRU |
| special_features | TEMPERATURE RATING WAS PREVIOUSLY NOTATED WITH SAC CODING AS 1A 65.0 DEGREES FAHRENHEIT AND 1B AS 60.0 DEGREES FAHRENHEIT A |
| temp_adjustability | NOT ADJUSTABLE |
| first_end_thread_class | 3B |
| end_connection_quantity | 2 |
| second_end_thread_class | 3B |
| media_for_which_designed | AIR |
| temp_control_device_type | THERMOSTATIC |
| first_end_connection_type | THREADED INTERNAL BOSS |
| first_end_style_designator | GASKET SEAL |
| first_end_thread_direction | RIGHT-HAND |
| second_end_connection_type | THREADED INTERNAL BOSS |
| NSN | 4820-01-123-6541 |
| SPECIAL FEATURES | TEMPERATURE RATING WAS PREVIOUSLY NOTATED WITH SAC CODING AS 1A 65.0 DEGREES FAHRENHEIT AND 1B AS 60.0 DEGREES FAHRENHEIT A |
| TEMP CONTROL DEVICE TYPE | THERMOSTATIC |
| SECOND END NOMINAL THREAD SIZE | 0.438 INCHES IN |
| FIRST END THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| SECOND END THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| FIRST END NOMINAL THREAD SIZE | 0.375 INCHES IN |
| END CONNECTION QUANTITY | 2 |
| FIRST END STYLE DESIGNATOR | GASKET SEAL |
| SECOND END THREAD DIRECTION | RIGHT-HAND |
| SECOND END STYLE DESIGNATOR | GASKET SEAL |