3M1277E5D7A: BOLT,CLOSE TOLERANCE.
The BOLT,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY 718 OVERALL, hole_type: DRILLED, head_style: FLAT COUNTERSUNK, grip_length: 0.4375 INCHES NOMINAL IN, head_height: 0.065 INCHES NOMINAL IN, thread_class: 3A A. This part is cataloged in the U.S.
Government catalog under NSN 5306-01-608-5520, 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 | NICKEL ALLOY 718 OVERALL |
| hole_type | DRILLED |
| head_style | FLAT COUNTERSUNK |
| grip_length | 0.4375 INCHES NOMINAL IN |
| head_height | 0.065 INCHES NOMINAL IN |
| thread_class | 3A A |
| grip_diameter | 0.3271 INCHES MINIMUM AND 0.3276 INCHES MAXIMUM IN |
| head_diameter | 0.4645 INCHES MINIMUM AND 0.4739 INCHES MAXIMUM IN |
| hole_diameter | 0.076 INCHES NOMINAL IN |
| thread_length | 0.454 INCHES MINIMUM AND 0.484 INCHES MAXIMUM IN |
| fastener_length | 0.9065 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| NSN | 5306-01-608-5520 |
| HEAD HEIGHT | 0.065 INCHES NOMINAL IN |
| FASTENER LENGTH | 0.9065 INCHES NOMINAL IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | SME B46.1 NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THREAD LENGTH | 0.454 INCHES MINIMUM AND 0.484 INCHES MAXIMUM IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | MS 5662 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL |
| NOMINAL THREAD DIAMETER | 0.3125 INCHES IN |
| HEAD STYLE | FLAT COUNTERSUNK |
| THREAD DIRECTION | RIGHT-HAND |
| GRIP LENGTH | 0.4375 INCHES NOMINAL IN |
| GRIP DIAMETER | 0.3271 INCHES MINIMUM AND 0.3276 INCHES MAXIMUM IN |
No substitute or cross-reference records for this part.