AS106-4-0400: SCREW,SHOULDER.
The SCREW,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 630 OVERALL, head_style: FLAT COUNTERSUNK, thread_class: 3A A, head_diameter: 0.568 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN, thread_length: 0.422 INCHES MINIMUM AND 0.454 INCHES MAXIMUM IN, shoulder_shape: ROUND FIRST SHOULDER. This part is cataloged in the U.S.
Government catalog under NSN 5305-00-052-7587, 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.
| material | STEEL COMP 630 OVERALL |
| head_style | FLAT COUNTERSUNK |
| thread_class | 3A A |
| head_diameter | 0.568 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN |
| thread_length | 0.422 INCHES MINIMUM AND 0.454 INCHES MAXIMUM IN |
| shoulder_shape | ROUND FIRST SHOULDER |
| fastener_length | 0.930 INCHES MINIMUM AND 0.950 INCHES MAXIMUM IN |
| shoulder_length | 0.057 INCHES MINIMUM AND 0.077 INCHES MAXIMUM FIRST SHOULDER IN |
| special_features | RETAINING ELEMENT IN SHANK |
| thread_direction | RIGHT-HAND |
| countersink_angle | 100.0 DEGREES NOMINAL |
| shoulder_diameter | 0.302 INCHES MINIMUM AND 0.312 INCHES MAXIMUM FIRST SHOULDER IN |
| NSN | 5305-00-052-7587 |
| FASTENER LENGTH | 0.930 INCHES MINIMUM AND 0.950 INCHES MAXIMUM IN |
| SHOULDER LENGTH | 0.057 INCHES MINIMUM AND 0.077 INCHES MAXIMUM FIRST SHOULDER IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SHOULDER DIAMETER | 0.302 INCHES MINIMUM AND 0.312 INCHES MAXIMUM FIRST SHOULDER IN |
| THREAD LENGTH | 0.422 INCHES MINIMUM AND 0.454 INCHES MAXIMUM IN |
| SHOULDER SHAPE | ROUND FIRST SHOULDER |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| HEAD STYLE | FLAT COUNTERSUNK |
| THREAD DIRECTION | RIGHT-HAND |
| SPECIAL FEATURES | RETAINING ELEMENT IN SHANK |