NAS1790V4-6Y: SCREW,CLOSE TOLERANCE.
The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: TITANIUM ALLOY UNS R56400 OVERALL, head_style: FLAT COUNTERSUNK, grip_length: 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN, head_height: 0.111 INCHES NOMINAL IN, thread_class: 3A A, grip_diameter: 0.2802 INCHES MINIMUM AND 0.2807 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-01-694-7456, 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 | TITANIUM ALLOY UNS R56400 OVERALL |
| head_style | FLAT COUNTERSUNK |
| grip_length | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN |
| head_height | 0.111 INCHES NOMINAL IN |
| thread_class | 3A A |
| grip_diameter | 0.2802 INCHES MINIMUM AND 0.2807 INCHES MAXIMUM IN |
| head_diameter | 0.464 INCHES MINIMUM AND 0.506 INCHES MAXIMUM IN |
| thread_length | 0.425 INCHES NOMINAL IN |
| surface_finish | 32.0 MICROINCHES OVERALL |
| fastener_length | 0.785 INCHES MINIMUM AND 0.815 INCHES MAXIMUM IN |
| thread_direction | RIGHT-HAND |
| countersink_angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| NSN | 5305-01-694-7456 |
| SURFACE FINISH | 32.0 MICROINCHES OVERALL |
| HEAD HEIGHT | 0.111 INCHES NOMINAL IN |
| FASTENER LENGTH | 0.785 INCHES MINIMUM AND 0.815 INCHES MAXIMUM IN |
| THREAD LENGTH | 0.425 INCHES NOMINAL IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS4928 OR AMS4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| NOMINAL THREAD DIAMETER | 0.2500 INCHES IN |
| HEAD STYLE | FLAT COUNTERSUNK |
| THREAD DIRECTION | RIGHT-HAND |
| SPECIFICATION/STANDARD DATA | 80205-NAS1790 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| GRIP LENGTH | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN |
No substitute or cross-reference records for this part.