The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FILLISTER, head_height: 0.155 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.389 INCHES MINIMUM AND 0.414 INCHES MAXIMUM IN, thread_length: 0.375 INCHES MINIMUM IN, screw_material: STEEL. This part is cataloged in the Federal Logistics Information System under NSN 5305-00-637-6609, 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 | FILLISTER |
| head_height | 0.155 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN |
| thread_class | 2A A |
| head_diameter | 0.389 INCHES MINIMUM AND 0.414 INCHES MAXIMUM IN |
| thread_length | 0.375 INCHES MINIMUM IN |
| screw_material | STEEL |
| fastener_length | 0.375 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 | 5305-00-637-6609 |
| NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND 4S STYLE |
| SCREW MATERIAL | STEEL |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| THREAD QUANTITY PER INCH | 20 |
| HEAD HEIGHT | 0.155 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN |
| INTERNAL DRIVE STYLE | SLOT |
| FASTENER LENGTH | 0.375 INCHES NOMINAL IN |
| HEAD DIAMETER | 0.389 INCHES MINIMUM AND 0.414 INCHES MAXIMUM IN |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE |