NAS1154E14: SCREW,CLOSE TOLERANCE.
The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 OVERALL, head_style: FLAT COUNTERSUNK, grip_length: 0.875 INCHES NOMINAL IN, thread_class: 3A A, grip_diameter: 0.248 INCHES MINIMUM AND 0.249 INCHES MAXIMUM IN, head_diameter: 0.449 INCHES MINIMUM AND 0.507 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-01-535-1780, 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 | IRON ALLOY 660 OVERALL |
| head_style | FLAT COUNTERSUNK |
| grip_length | 0.875 INCHES NOMINAL IN |
| thread_class | 3A A |
| grip_diameter | 0.248 INCHES MINIMUM AND 0.249 INCHES MAXIMUM IN |
| head_diameter | 0.449 INCHES MINIMUM AND 0.507 INCHES MAXIMUM IN |
| thread_length | 0.316 INCHES NOMINAL IN |
| fastener_length | 1.191 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| countersink_angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| surface_treatment | PASSIVATE OVERALL |
| internal_drive_style | OFFSET CRUCIFORM (TORQUE SET) |
| NSN | 5305-01-535-1780 |
| FASTENER LENGTH | 1.191 INCHES NOMINAL IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THREAD LENGTH | 0.316 INCHES NOMINAL IN |
| SHANK UNTHREADED HOLE DIAMETER | 0.076 INCHES NOMINAL FIRST HOLE IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| HEAD STYLE | FLAT COUNTERSUNK |
| THREAD DIRECTION | RIGHT-HAND |
| GRIP LENGTH | 0.875 INCHES NOMINAL IN |
| GRIP DIAMETER | 0.248 INCHES MINIMUM AND 0.249 INCHES MAXIMUM IN |
No substitute or cross-reference records for this part.