2-56X1-1/4: SCREW,MACHINE.
The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: PAN, head_height: 0.045 INCHES MINIMUM AND 0.053 INCHES MAXIMUM IN, head_diameter: 0.155 INCHES MINIMUM AND 0.165 INCHES MAXIMUM IN, thread_length: 1.250 INCHES NOMINAL IN, fastener_length: 1.250 INCHES NOMINAL IN, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.
Government catalog under NSN 5305-01-146-6129, 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 | PAN |
| head_height | 0.045 INCHES MINIMUM AND 0.053 INCHES MAXIMUM IN |
| head_diameter | 0.155 INCHES MINIMUM AND 0.165 INCHES MAXIMUM IN |
| thread_length | 1.250 INCHES NOMINAL IN |
| fastener_length | 1.250 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| internal_drive_style | CROSS RECESS TYPE 1 |
| nominal_thread_diameter | 0.086 INCHES IN |
| thread_quantity_per_inch | 56 |
| thread_series_designator | UNIFIED NATIONAL COARSE (UNC) |
| NSN | 5305-01-146-6129 |
| SCREW SURFACE TREATMENT | PASSIVATE |
| FASTENER LENGTH | 1.218 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES |
| THREAD LENGTH | 1.137 INCHES MINIMUM AND 1.205 INCHES MAXIMUM IN |
| NOMINAL THREAD DIAMETER | 0.086 INCHES IN |
| HEAD STYLE | FLAT COUNTERSUNK |
| THREAD DIRECTION | RIGHT-HAND |
| SCREW MATERIAL | STEEL CORROSION RESISTING |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
No substitute or cross-reference records for this part.