3M1277E3D2A: 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: 0.125 INCHES NOMINAL IN, thread_class: 3A A, grip_diameter: 0.2021 INCHES MINIMUM AND 0.2026 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5306-01-599-4530, 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 | 0.125 INCHES NOMINAL IN |
| thread_class | 3A A |
| grip_diameter | 0.2021 INCHES MINIMUM AND 0.2026 INCHES MAXIMUM IN |
| head_diameter | 0.2931 INCHES MINIMUM AND 0.3016 INCHES MAXIMUM IN |
| hole_diameter | 0.070 INCHES NOMINAL IN |
| hole_quantity | 1 |
| thread_length | 0.345 INCHES NOMINAL IN |
| fastener_length | 0.470 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| NSN | 5306-01-599-4530 |
| FASTENER LENGTH | 0.470 INCHES NOMINAL IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-L-87132, TYPE 1, GRADE B MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THREAD LENGTH | 0.345 INCHES NOMINAL IN |
| HOLE CONFIGURATION STYLE | ROUND |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| NOMINAL THREAD DIAMETER | 0.190 INCHES IN |
| HEAD STYLE | FLAT COUNTERSUNK |
| THREAD DIRECTION | RIGHT-HAND |
| GRIP LENGTH | 0.125 INCHES NOMINAL IN |
| GRIP DIAMETER | 0.2021 INCHES MINIMUM AND 0.2026 INCHES MAXIMUM IN |