863T0820245-002: BOLT,EXTERNALLY RELIEVED BODY.
The BOLT,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4340 OVERALL, head_style: HEXAGON, head_height: 0.219 INCHES MINIMUM AND 0.234 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 0.694 INCHES NOMINAL IN, fastener_length: 1.742 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 5306-01-226-5926, 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 COMP 4340 OVERALL |
| head_style | HEXAGON |
| head_height | 0.219 INCHES MINIMUM AND 0.234 INCHES MAXIMUM IN |
| thread_class | 3A A |
| thread_length | 0.694 INCHES NOMINAL IN |
| fastener_length | 1.742 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| width_between_flats | 0.679 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN |
| nominal_thread_diameter | 0.4375 INCHES IN |
| first_diameter_from_head | 0.4356 INCHES MINIMUM AND 0.4362 INCHES MAXIMUM IN |
| thread_quantity_per_inch | 20 |
| thread_series_designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| NSN | 5306-01-226-5926 |
| HEAD HEIGHT | 0.219 INCHES MINIMUM AND 0.234 INCHES MAXIMUM IN |
| FASTENER LENGTH | 1.742 INCHES NOMINAL IN |
| THREAD LENGTH | 0.694 INCHES NOMINAL IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| FIRST DIAMETER FROM HEAD | 0.4356 INCHES MINIMUM AND 0.4362 INCHES MAXIMUM IN |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 1.048 INCHES NOMINAL IN |
| NOMINAL THREAD DIAMETER | 0.4375 INCHES IN |
| HEAD STYLE | HEXAGON |
| THREAD DIRECTION | RIGHT-HAND |
| SECOND DIAMETER FROM HEAD | 0.373 INCHES NOMINAL IN |
No substitute or cross-reference records for this part.