ST3M528B08-55: SCREW,MACHINE.
The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: ROUND, head_height: 0.110 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.287 INCHES MINIMUM AND 0.309 INCHES MAXIMUM IN, thread_length: 1.750 INCHES MINIMUM IN, screw_material: COPPER ALLOY 360. This part is cataloged in the U.S.
Government catalog under NSN 5305-01-004-9498, 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 | ROUND |
| head_height | 0.110 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN |
| thread_class | 2A A |
| head_diameter | 0.287 INCHES MINIMUM AND 0.309 INCHES MAXIMUM IN |
| thread_length | 1.750 INCHES MINIMUM IN |
| screw_material | COPPER ALLOY 360 |
| fastener_length | 3.437 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| internal_drive_style | CROSS RECESS TYPE 1 |
| nominal_thread_diameter | 0.164 INCHES IN |
| screw_surface_treatment | OXIDE |
| thread_quantity_per_inch | 32 |
| NSN | 5305-01-004-9498 |
| HEAD HEIGHT | 0.110 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN |
| SCREW SURFACE TREATMENT | OXIDE |
| FASTENER LENGTH | 3.437 INCHES NOMINAL IN |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-626,1/2 H FED SPEC SINGLE MATERIAL RESPONSE |
| THREAD LENGTH | 1.750 INCHES MINIMUM IN |
| NOMINAL THREAD DIAMETER | 0.164 INCHES IN |
| HEAD STYLE | ROUND |
| THREAD DIRECTION | RIGHT-HAND |
| SCREW MATERIAL | COPPER ALLOY 360 |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
No substitute or cross-reference records for this part.