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: 0.400 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN, screw_material: NICKEL ALLOY 400. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-174-3924, 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 | 0.400 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| screw_material | NICKEL ALLOY 400 |
| fastener_length | 0.500 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| internal_drive_style | CROSS RECESS TYPE 1 |
| nominal_thread_diameter | 0.250 INCHES IN |
| thread_quantity_per_inch | 20 |
| thread_series_designator | UNIFIED NATIONAL COARSE (UNC) |
| NSN | 5305-00-174-3924 |
| SCREW MATERIAL | NICKEL ALLOY 400 |
| HEAD DIAMETER | 0.389 INCHES MINIMUM AND 0.414 INCHES MAXIMUM IN |
| HEAD HEIGHT | 0.155 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| DEPARTURE FROM CITED DESIGNATOR | AS MODIFIED BY MATERIAL |
| FASTENER LENGTH | 0.500 INCHES NOMINAL IN |
| THREAD LENGTH | 0.400 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND 4S STYLE |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 20 |