ST3M454-6L18: 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: 1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM IN, head_height: 0.160 INCHES NOMINAL IN, thread_class: 3A A, grip_diameter: 0.3740 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-01-716-4381, 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 | 1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM IN |
| head_height | 0.160 INCHES NOMINAL IN |
| thread_class | 3A A |
| grip_diameter | 0.3740 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM IN |
| head_diameter | 0.752 INCHES MINIMUM AND 0.762 INCHES MAXIMUM IN |
| thread_length | 0.641 INCHES NOMINAL IN |
| fastener_length | 1.751 INCHES MINIMUM AND 1.781 INCHES MAXIMUM IN |
| thread_direction | RIGHT-HAND |
| countersink_angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| surface_treatment | PASSIVATE OVERALL |
| NSN | 5305-01-716-4381 |
| HEAD HEIGHT | 0.160 INCHES NOMINAL IN |
| FASTENER LENGTH | 1.751 INCHES MINIMUM AND 1.781 INCHES MAXIMUM IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS2700,METHOD 1 OR 2 NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THREAD LENGTH | 0.641 INCHES NOMINAL IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | PH13-8MO PER AMS5629 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE OVERALL |
| SINGLE SHEAR STRENGTH | ERR-060 |
| NOMINAL THREAD DIAMETER | 0.3750 INCHES IN |
| HEAD STYLE | FLAT COUNTERSUNK |
| THREAD DIRECTION | RIGHT-HAND |
| SPECIFICATION/STANDARD DATA | 76301-ST3-454 MANUFACTURERS STANDARD |