3M1170V4-21A: 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: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN, head_height: 0.060 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-01-478-2840, 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 | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN |
| head_height | 0.060 INCHES MAXIMUM IN |
| thread_class | 3A A |
| grip_diameter | 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN |
| head_diameter | 0.385 INCHES MINIMUM AND 0.394 INCHES MAXIMUM IN |
| thread_length | 0.415 INCHES MINIMUM AND 0.435 INCHES MAXIMUM IN |
| fastener_length | 1.727 INCHES MINIMUM AND 1.747 INCHES MAXIMUM IN |
| thread_direction | RIGHT-HAND |
| countersink_angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| internal_drive_style | TORX |
| NSN | 5305-01-478-2840 |
| HEAD HEIGHT | 0.060 INCHES MAXIMUM IN |
| FASTENER LENGTH | 1.727 INCHES MINIMUM AND 1.747 INCHES MAXIMUM IN |
| THREAD LENGTH | 0.415 INCHES MINIMUM AND 0.435 INCHES MAXIMUM IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | NAS4004 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SPLINE MAJOR DIAMETER | 0.219 INCHES MINIMUM AND 0.222 INCHES MAXIMUM IN |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| HEAD STYLE | FLAT COUNTERSUNK |
| THREAD DIRECTION | RIGHT-HAND |
| GRIP LENGTH | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN |
| GRIP DIAMETER | 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN |