AN505-4R6: SCREW,MACHINE.
The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FLAT COUNTERSUNK, thread_class: 2A A, head_diameter: 0.200 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN, thread_length: 0.375 INCHES NOMINAL IN, screw_material: STEEL, fastener_length: 0.375 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-00-156-2863, 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 | 2A A |
| head_diameter | 0.200 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN |
| thread_length | 0.375 INCHES NOMINAL IN |
| screw_material | STEEL |
| fastener_length | 0.375 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| countersink_angle | 82.0 DEGREES NOMINAL |
| internal_drive_style | CROSS RECESS TYPE 1 |
| nominal_thread_diameter | 0.112 INCHES IN |
| screw_surface_treatment | CADMIUM AND CHROMATE OR ZINC AND CHROMATE |
| thread_quantity_per_inch | 40 |
| NSN | 5305-00-156-2863 |
| SCREW SURFACE TREATMENT | CADMIUM |
| FASTENER LENGTH | 0.375 INCHES NOMINAL IN |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-630 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-631 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-634 FED SPEC 2ND MATERIAL RESPONSE |
| THREAD LENGTH | 0.325 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| NOMINAL THREAD DIAMETER | 0.112 INCHES IN |
| HEAD STYLE | FLAT COUNTERSUNK |
| THREAD DIRECTION | RIGHT-HAND |
| SCREW MATERIAL | STEEL OR STEEL COMP 1010 |
| MINIMUM TENSILE STRENGTH | 55000 POUNDS PER SQUARE INCH LBS |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |