The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: STEEL BODY, seat_angle: 37.0 DEGREES FIRST END, thread_class: 3A ALL ENDS A, connection_type: THREADED EXTERNAL TUBE ALL ENDS, connection_style: FLARED (TUBE) FIRST END, 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 4820-01-208-4250, 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 BODY |
| seat_angle | 37.0 DEGREES FIRST END |
| thread_class | 3A ALL ENDS A |
| connection_type | THREADED EXTERNAL TUBE ALL ENDS |
| connection_style | FLARED (TUBE) FIRST END |
| style_designator | STRAIGHT THRU |
| thread_direction | RIGHT-HAND ALL ENDS |
| mounting_position | HORIZONTAL OR VERTICAL |
| flow_control_device | DISK |
| nominal_thread_size | 0.438 INCHES ALL ENDS IN |
| valve_operation_method | AUTOMATIC |
| thread_quantity_per_inch | 20 ALL ENDS |
| NSN | 4820-01-208-4250 |
| VALVE OPERATION METHOD | AUTOMATIC |
| MATERIAL | STEEL BODY |
| THREAD QUANTITY PER INCH | 20 ALL ENDS |
| THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| THREAD CLASS | 3A ALL ENDS A |
| SEAT ANGLE | 37.0 DEGREES FIRST END |
| FLOW CONTROL DEVICE | DISK |
| MOUNTING POSITION | HORIZONTAL OR VERTICAL |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT (UNJ) ALL ENDS |
| CONNECTION TYPE | THREADED EXTERNAL TUBE ALL ENDS |