250-405 1-2SS: SCREW,MACHINE.
The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FLAT COUNTERSUNK, thread_class: 3A A, head_diameter: 0.212 INCHES MINIMUM AND 0.216 INCHES MAXIMUM IN, thread_length: 0.209 INCHES NOMINAL IN, screw_material: STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 316, fastener_length: 0.344 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-00-207-4276, 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 | FLAT COUNTERSUNK |
| thread_class | 3A A |
| head_diameter | 0.212 INCHES MINIMUM AND 0.216 INCHES MAXIMUM IN |
| thread_length | 0.209 INCHES NOMINAL IN |
| screw_material | STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 316 |
| fastener_length | 0.344 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| countersink_angle | 82.0 DEGREES NOMINAL |
| internal_drive_style | SLOT |
| nominal_thread_diameter | 0.112 INCHES IN |
| thread_quantity_per_inch | 40 |
| thread_series_designator | UNIFIED NATIONAL COARSE (UNC) |
| NSN | 5305-00-207-4276 |
| FASTENER LENGTH | 0.344 INCHES NOMINAL IN |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-7720 MIL SPEC ALL MATERIAL RESPONSES |
| THREAD LENGTH | 0.209 INCHES NOMINAL IN |
| NOMINAL THREAD DIAMETER | 0.112 INCHES IN |
| HEAD STYLE | FLAT COUNTERSUNK |
| THREAD DIRECTION | RIGHT-HAND |
| SCREW MATERIAL | STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 316 |
| INTERNAL DRIVE STYLE | SLOT |
| COUNTERSINK ANGLE | 82.0 DEGREES NOMINAL |
| THREAD CLASS | 3A A |
No substitute or cross-reference records for this part.