The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL UNS K03104 OVERALL, head_style: FILLISTER, head_height: 0.430 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.642 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN, thread_length: 1.19 INCHES MINIMUM AND 1.25 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-617-2820, 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 UNS K03104 OVERALL |
| head_style | FILLISTER |
| head_height | 0.430 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| thread_class | 3A A |
| head_diameter | 0.642 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN |
| thread_length | 1.19 INCHES MINIMUM AND 1.25 INCHES MAXIMUM IN |
| fastener_length | 1.19 INCHES MINIMUM AND 1.25 INCHES MAXIMUM IN |
| thread_direction | RIGHT-HAND |
| width_across_flats | 0.3750 INCHES MINIMUM AND 0.3790 INCHES MAXIMUM IN |
| internal_drive_style | HEXAGON |
| end_item_identification | 3930-01-599-9978 |
| nominal_thread_diameter | 0.4375 INCHES IN |
| NSN | 5305-01-617-2820 |
| THREAD SERIES DESIGNATOR | UNRC |
| MATERIAL DOCUMENT AND CLASSIFICATION | PER ASTM A574 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| WIDTH ACROSS FLATS | 0.3750 INCHES MINIMUM AND 0.3790 INCHES MAXIMUM IN |
| END ITEM IDENTIFICATION | 3930-01-599-9978 |
| HEAD STYLE | FILLISTER |
| HEAD DIAMETER | 0.642 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN |
| FASTENER LENGTH | 1.19 INCHES MINIMUM AND 1.25 INCHES MAXIMUM IN |
| INTERNAL DRIVE STYLE | HEXAGON |
| THREAD DIRECTION | RIGHT-HAND |
| NOMINAL THREAD DIAMETER | 0.4375 INCHES IN |