The VALVE,RESTRICTOR CHECK is a the manufacturer industrial component. Key specifications include material: STEEL COMP 630 BODY, thread_class: 3A ALL ENDS A, connection_type: THREADED EXTERNAL BOSS ALL ENDS, connection_style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS, special_features: HYDRAULIC FLUID MEDIA, style_designator: STRAIGHT THRU. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-171-9440, 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 COMP 630 BODY |
| thread_class | 3A ALL ENDS A |
| connection_type | THREADED EXTERNAL BOSS ALL ENDS |
| connection_style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS |
| special_features | HYDRAULIC FLUID MEDIA |
| style_designator | STRAIGHT THRU |
| thread_direction | RIGHT-HAND ALL ENDS |
| mounting_position | HORIZONTAL |
| operating_pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| flow_control_device | POPPET |
| nominal_thread_size | 1.0625 INCHES ALL ENDS IN |
| maximum_operating_temp | 275.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| NSN | 4820-01-171-9440 |
| CONNECTION TYPE | THREADED EXTERNAL BOSS ALL ENDS |
| CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS |
| THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| THREAD QUANTITY PER INCH | 12 ALL ENDS |
| MAXIMUM OPERATING TEMP | 275.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| FLOW CONTROL DEVICE | POPPET |
| VALVE OPERATION METHOD | AUTOMATIC |
| MOUNTING POSITION | HORIZONTAL |
| SPECIAL FEATURES | HYDRAULIC FLUID MEDIA |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT (UNJ) ALL ENDS |