The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: ROUND, head_height: 0.160 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.443 INCHES MINIMUM AND 0.472 INCHES MAXIMUM IN, thread_length: 0.625 INCHES MAXIMUM IN, screw_material: COPPER ALLOY. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-290-3051, 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.
| head_style | ROUND |
| head_height | 0.160 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN |
| thread_class | 2A A |
| head_diameter | 0.443 INCHES MINIMUM AND 0.472 INCHES MAXIMUM IN |
| thread_length | 0.625 INCHES MAXIMUM IN |
| screw_material | COPPER ALLOY |
| fastener_length | 0.625 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| internal_drive_style | SLOT |
| nominal_thread_diameter | 0.250 INCHES IN |
| thread_quantity_per_inch | 20 |
| thread_series_designator | UNIFIED NATIONAL COARSE (UNC) |
| NSN | 5305-00-290-3051 |
| INTERNAL DRIVE STYLE | SLOT |
| HEAD HEIGHT | 0.160 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| FASTENER LENGTH | 0.625 INCHES NOMINAL IN |
| THREAD DIRECTION | RIGHT-HAND |
| HEAD DIAMETER | 0.443 INCHES MINIMUM AND 0.472 INCHES MAXIMUM IN |
| NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND 1S STYLE |
| SCREW MATERIAL | COPPER ALLOY |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | QQ-W-321 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-B-613 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE |
| THREAD QUANTITY PER INCH | 20 |