The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FLAT CHAMFER, head_height: 0.152 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.431 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN, thread_length: 0.889 INCHES NOMINAL IN. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System under NSN 5305-01-369-4804, 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 OVERALL |
| head_style | FLAT CHAMFER |
| head_height | 0.152 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN |
| thread_class | 3A A |
| head_diameter | 0.431 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN |
| thread_length | 0.889 INCHES NOMINAL IN |
| fastener_length | 0.969 INCHES MINIMUM AND 1.031 INCHES MAXIMUM IN |
| locking_feature | PATCH OR PELLET OR STRIP THREADS |
| thread_direction | RIGHT-HAND |
| surface_treatment | ZINC AND CHROMATE OR ALUMINUM AND CHROMATE OVERALL |
| width_across_flats | 0.1562 INCHES MINIMUM AND 0.1587 INCHES MAXIMUM IN |
| internal_drive_style | HEXAGON |
| NSN | 5305-01-369-4804 |
| HEAD HEIGHT | 0.152 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN |
| THREAD LENGTH | 0.889 INCHES NOMINAL IN |
| HEAD DIAMETER | 0.431 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| NOMINAL THREAD DIAMETER | 0.3125 INCHES IN |
| WIDTH ACROSS FLATS | 0.1562 INCHES MINIMUM AND 0.1587 INCHES MAXIMUM IN |
| MATERIAL | STEEL OVERALL |
| INTERNAL DRIVE STYLE | HEXAGON |
| THREAD QUANTITY PER INCH | 18 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-87115,CLASS 1 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-C-83488,CLASS 3 MIL SPEC 2ND TREATMENT RESPONSE OVERALL |