815018: BOLT,EXTERNALLY RELIEVED BODY.
The BOLT,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, head_height: 0.234 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 0.750 INCHES MINIMUM IN, fastener_length: 7.031 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 5306-00-207-5149, 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 OVERALL |
| head_style | HEXAGON |
| head_height | 0.234 INCHES NOMINAL IN |
| thread_class | 2A A |
| thread_length | 0.750 INCHES MINIMUM IN |
| fastener_length | 7.031 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| width_between_flats | 0.427 INCHES MINIMUM AND 0.442 INCHES MAXIMUM IN |
| nominal_thread_diameter | 0.312 INCHES IN |
| first_diameter_from_head | 0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN |
| thread_quantity_per_inch | 18 |
| thread_series_designator | UNIFIED NATIONAL COARSE (UNC) |
| NSN | 5306-00-207-5149 |
| HEAD HEIGHT | 0.234 INCHES NOMINAL IN |
| FASTENER LENGTH | 7.031 INCHES NOMINAL IN |
| THREAD LENGTH | 0.750 INCHES MINIMUM IN |
| FIRST DIAMETER FROM HEAD | 0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 6.250 INCHES NOMINAL IN |
| NOMINAL THREAD DIAMETER | 0.312 INCHES IN |
| HEAD STYLE | HEXAGON |
| THREAD DIRECTION | RIGHT-HAND |
| SECOND DIAMETER FROM HEAD | 0.271 INCHES MINIMUM AND 0.275 INCHES MAXIMUM IN |
| WIDTH BETWEEN FLATS | 0.427 INCHES MINIMUM AND 0.442 INCHES MAXIMUM IN |