EW63003: VALVE,CHECK.
The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: ALUMINUM BODY, seat_angle: 37.0 DEGREES ALL ENDS, flange_shape: HEXAGON FIRST END, thread_class: 3A ALL ENDS A, connection_type: THREADED EXTERNAL TUBE ALL ENDS, connection_style: FLARED (TUBE) ALL ENDS. This part is cataloged in the U.S.
Government catalog under NSN 4820-01-179-0075, 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 | ALUMINUM BODY |
| seat_angle | 37.0 DEGREES ALL ENDS |
| flange_shape | HEXAGON FIRST END |
| thread_class | 3A ALL ENDS A |
| connection_type | THREADED EXTERNAL TUBE ALL ENDS |
| connection_style | FLARED (TUBE) ALL ENDS |
| special_features | CLEANED FOR AVIATORS BREATHING OXYGEN |
| style_designator | STRAIGHT THRU |
| thread_direction | RIGHT-HAND ALL ENDS |
| mounting_position | HORIZONTAL OR VERTICAL |
| nominal_thickness | 0.250 INCHES FIRST END IN |
| surface_treatment | ANODIZE |
| NSN | 4820-01-179-0075 |
| FLOW CONTROL DEVICE | POPPET |
| FLANGE SHAPE | HEXAGON FIRST END |
| FLANGE FACE DESIGN | PLAIN FIRST END |
| CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS |
| MOUNTING POSITION | HORIZONTAL OR VERTICAL |
| CRITICALITY CODE JUSTIFICATION | FEAT |
| CONNECTION TYPE | THREADED EXTERNAL BOSS ALL ENDS |
| STYLE DESIGNATOR | STRAIGHT THRU |
| OPERATING PRESSURE | 2.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| THREAD DIRECTION | RIGHT-HAND ALL ENDS |