5590-139: VALVE,RESTRICTOR CHECK.
The VALVE,RESTRICTOR CHECK is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, thread_class: 3A ALL ENDS A, connection_type: THREADED EXTERNAL TUBE ALL ENDS, connection_style: GASKET SEAL (TUBE) ALL ENDS, special_features: WEAPON SYSTEM ESSENTIAL, style_designator: STRAIGHT THRU. This part is cataloged in the U.S.
Government catalog under NSN 4820-01-012-6847, 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 | STEEL CORROSION RESISTING OVERALL |
| thread_class | 3A ALL ENDS A |
| connection_type | THREADED EXTERNAL TUBE ALL ENDS |
| connection_style | GASKET SEAL (TUBE) ALL ENDS |
| special_features | WEAPON SYSTEM ESSENTIAL |
| style_designator | STRAIGHT THRU |
| thread_direction | RIGHT-HAND ALL ENDS |
| aperture_diameter | 0.139 INCHES NOMINAL IN |
| mounting_position | HORIZONTAL OR VERTICAL |
| surface_treatment | PASSIVATE |
| disk_loading_method | SPRING |
| flow_control_device | POPPET |
| NSN | 4820-01-012-6847 |
| FLOW CONTROL DEVICE | POPPET |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE |
| CONNECTION STYLE | GASKET SEAL (TUBE) ALL ENDS |
| MOUNTING POSITION | HORIZONTAL OR VERTICAL |
| CRITICALITY CODE JUSTIFICATION | FEAT |
| CONNECTION TYPE | THREADED EXTERNAL TUBE ALL ENDS |
| STYLE DESIGNATOR | STRAIGHT THRU |
| APERTURE DIAMETER | 0.139 INCHES NOMINAL IN |
| THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| NOMINAL THREAD SIZE | 0.718 INCHES ALL ENDS IN |