ST3M454-5L-19: SCREW,CLOSE TOLERANCE.
The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: STEEL COMP XM-13 OVERALL, head_style: FLAT COUNTERSUNK, grip_length: 1.1775 INCHES MINIMUM AND 1.1975 INCHES MAXIMUM IN, head_height: 0.133 INCHES NOMINAL IN, thread_class: 3A A, grip_diameter: 0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-01-716-3390, 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 COMP XM-13 OVERALL |
| head_style | FLAT COUNTERSUNK |
| grip_length | 1.1775 INCHES MINIMUM AND 1.1975 INCHES MAXIMUM IN |
| head_height | 0.133 INCHES NOMINAL IN |
| thread_class | 3A A |
| grip_diameter | 0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN |
| head_diameter | 0.625 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN |
| thread_length | 0.531 INCHES NOMINAL IN |
| fastener_length | 1.7035 INCHES MINIMUM AND 1.7335 INCHES MAXIMUM IN |
| thread_direction | RIGHT-HAND |
| countersink_angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| surface_treatment | PASSIVATE OVERALL |
| NSN | 5305-01-716-3390 |
| HEAD HEIGHT | 0.133 INCHES NOMINAL IN |
| FASTENER LENGTH | 1.7035 INCHES MINIMUM AND 1.7335 INCHES MAXIMUM IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS2700,METHOD 1 OR 2 NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THREAD LENGTH | 0.531 INCHES NOMINAL IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | PH13-8MO CRES PER AMS5629 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE OVERALL |
| SINGLE SHEAR STRENGTH | ERR-060 |
| NOMINAL THREAD DIAMETER | 0.3125 INCHES IN |
| HEAD STYLE | FLAT COUNTERSUNK |
| THREAD DIRECTION | RIGHT-HAND |
| SPECIFICATION/STANDARD DATA | 76301-ST3-454 MANUFACTURERS STANDARD |