MS9557-07: BOLT,MACHINE.
The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 OVERALL, head_style: DOUBLE HEXAGON W/HOLE, grip_length: 0.079 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN, head_height: 0.300 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 0.463 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 5306-01-337-9644, 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 | IRON ALLOY 660 OVERALL |
| head_style | DOUBLE HEXAGON W/HOLE |
| grip_length | 0.079 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN |
| head_height | 0.300 INCHES NOMINAL IN |
| thread_class | 3A A |
| thread_length | 0.463 INCHES NOMINAL IN |
| fastener_length | 0.562 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| width_between_flats | 0.348 INCHES NOMINAL IN |
| nominal_thread_diameter | 0.250 INCHES IN |
| extended_washer_diameter | 0.438 INCHES NOMINAL IN |
| thread_quantity_per_inch | 28 |
| NSN | 5306-01-337-9644 |
| EXTENDED WASHER THICKNESS | 0.060 INCHES NOMINAL IN |
| HEAD HEIGHT | 0.300 INCHES NOMINAL IN |
| FASTENER LENGTH | 0.562 INCHES NOMINAL IN |
| EXTENDED WASHER DIAMETER | 0.438 INCHES NOMINAL IN |
| THREAD LENGTH | 0.463 INCHES NOMINAL IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5731-85 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| HEAD STYLE | DOUBLE HEXAGON W/HOLE |
| THREAD DIRECTION | RIGHT-HAND |
| SPECIFICATION/STANDARD DATA | 96906-MS9557 GOVERNMENT STANDARD |
No substitute or cross-reference records for this part.