645406C13A: BOLT,CLOSE TOLERANCE.
The BOLT,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: HEXAGON, grip_length: 0.921 INCHES MINIMUM AND 0.953 INCHES MAXIMUM IN, head_height: 0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.2487 INCHES MINIMUM AND 0.2492 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5306-00-143-9599, 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 | STEEL CORROSION RESISTING OVERALL |
| head_style | HEXAGON |
| grip_length | 0.921 INCHES MINIMUM AND 0.953 INCHES MAXIMUM IN |
| head_height | 0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN |
| thread_class | 3A A |
| grip_diameter | 0.2487 INCHES MINIMUM AND 0.2492 INCHES MAXIMUM IN |
| thread_length | 0.437 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN |
| fastener_length | 1.390 INCHES MINIMUM AND 1.437 INCHES MAXIMUM IN |
| thread_direction | RIGHT-HAND |
| width_between_flats | 0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN |
| nominal_thread_diameter | 0.250 INCHES IN |
| thread_quantity_per_inch | 28 |
| NSN | 5306-00-143-9599 |
| HEAD HEIGHT | 0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN |
| FASTENER LENGTH | 1.390 INCHES MINIMUM AND 1.437 INCHES MAXIMUM IN |
| THREAD LENGTH | 0.437 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| HEAD STYLE | HEXAGON |
| THREAD DIRECTION | RIGHT-HAND |
| GRIP LENGTH | 0.921 INCHES MINIMUM AND 0.953 INCHES MAXIMUM IN |
| WIDTH BETWEEN FLATS | 0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN |
| GRIP DIAMETER | 0.2487 INCHES MINIMUM AND 0.2492 INCHES MAXIMUM IN |
| THREAD CLASS | 3A A |
No substitute or cross-reference records for this part.