A51M20622-11: SCREW,MACHINE.
The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FLAT CHAMFER, head_height: 0.250 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 0.500 INCHES NOMINAL IN, hole_diameter: 0.063 INCHES NOMINAL IN, thread_length: 0.375 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-00-004-1389, 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 CHAMFER |
| head_height | 0.250 INCHES NOMINAL IN |
| thread_class | 3A A |
| head_diameter | 0.500 INCHES NOMINAL IN |
| hole_diameter | 0.063 INCHES NOMINAL IN |
| hole_quantity | 1 |
| thread_length | 0.375 INCHES MAXIMUM IN |
| screw_material | STEEL COMP 630 |
| fastener_length | 0.375 INCHES NOMINAL IN |
| hardness_rating | 28.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM |
| thread_direction | RIGHT-HAND |
| internal_drive_style | SLOT |
| NSN | 5305-00-004-1389 |
| HEAD HEIGHT | 0.250 INCHES NOMINAL IN |
| SCREW SURFACE TREATMENT | PASSIVATE |
| FASTENER LENGTH | 0.375 INCHES NOMINAL IN |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE |
| THREAD LENGTH | 0.375 INCHES MAXIMUM IN |
| HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM |
| NOMINAL THREAD DIAMETER | 0.312 INCHES IN |
| HEAD STYLE | FLAT CHAMFER |
| THREAD DIRECTION | RIGHT-HAND |
| SCREW MATERIAL | STEEL COMP 630 |
No substitute or cross-reference records for this part.