AS3531-3-12: BOLT,CLOSE TOLERANCE.
The BOLT,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 OVERALL, head_style: DOUBLE HEXAGON W/HOLE, grip_length: 0.688 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN, head_height: 0.701 INCHES MINIMUM AND 0.721 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.7485 INCHES MINIMUM AND 0.7495 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5306-01-700-3940, 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 | 0.688 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN |
| head_height | 0.701 INCHES MINIMUM AND 0.721 INCHES MAXIMUM IN |
| thread_class | 3A A |
| grip_diameter | 0.7485 INCHES MINIMUM AND 0.7495 INCHES MAXIMUM IN |
| head_diameter | 1.052 INCHES MINIMUM AND 1.072 INCHES MAXIMUM IN |
| thread_length | 0.451 INCHES NOMINAL IN |
| fastener_length | 1.191 INCHES MINIMUM AND 1.211 INCHES MAXIMUM IN |
| thread_direction | RIGHT-HAND |
| width_between_flats | 0.8125 INCHES NOMINAL IN |
| internal_drive_style | DOUBLE HEXAGON |
| NSN | 5306-01-700-3940 |
| EXTENDED WASHER THICKNESS | 0.380 INCHES MINIMUM AND 0.405 INCHES MAXIMUM IN |
| HEAD HEIGHT | 0.701 INCHES MINIMUM AND 0.721 INCHES MAXIMUM IN |
| FASTENER LENGTH | 1.191 INCHES MINIMUM AND 1.211 INCHES MAXIMUM IN |
| EXTENDED WASHER DIAMETER | 1.052 INCHES MINIMUM AND 1.072 INCHES MAXIMUM IN |
| THREAD LENGTH | 0.451 INCHES NOMINAL IN |
| NOMINAL THREAD DIAMETER | 0.7500 INCHES IN |
| HEAD STYLE | DOUBLE HEXAGON W/HOLE |
| THREAD DIRECTION | RIGHT-HAND |
| GRIP LENGTH | 0.688 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN |
| WIDTH BETWEEN FLATS | 0.8125 INCHES NOMINAL IN |
No substitute or cross-reference records for this part.