MS9558-16: 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: 0.378 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN, head_height: 0.348 INCHES NOMINAL IN, thread_class: 3A A, grip_diameter: 0.280 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5306-01-483-3653, 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 | 0.378 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| head_height | 0.348 INCHES NOMINAL IN |
| thread_class | 3A A |
| grip_diameter | 0.280 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN |
| thread_length | 0.874 INCHES MINIMUM AND 0.934 INCHES MAXIMUM IN |
| fastener_length | 1.312 INCHES NOMINAL IN |
| hardness_rating | 24.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL |
| thread_direction | RIGHT-HAND |
| width_between_flats | 0.375 INCHES NOMINAL IN |
| end_item_identification | 1055-01-450-4243 |
| NSN | 5306-01-483-3653 |
| EXTENDED WASHER THICKNESS | 0.070 INCHES MINIMUM IN |
| HEAD HEIGHT | 0.348 INCHES NOMINAL IN |
| FASTENER LENGTH | 1.312 INCHES NOMINAL IN |
| EXTENDED WASHER DIAMETER | 0.500 INCHES NOMINAL IN |
| THREAD LENGTH | 0.874 INCHES MINIMUM AND 0.934 INCHES MAXIMUM IN |
| HARDNESS RATING | 24.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5731-85 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| NOMINAL THREAD DIAMETER | 0.312 INCHES IN |
| HEAD STYLE | DOUBLE HEXAGON W/HOLE |
| THREAD DIRECTION | RIGHT-HAND |
No substitute or cross-reference records for this part.