1284690-105: BOLT,EXTERNALLY RELIEVED BODY.
The BOLT,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: STEEL COMP E4340 OVERALL, head_height: 0.520 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 1.630 INCHES NOMINAL IN, fastener_length: 2.450 INCHES NOMINAL IN, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.
Government catalog under NSN 5306-00-307-0796, 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 E4340 OVERALL |
| head_height | 0.520 INCHES NOMINAL IN |
| thread_class | 3A A |
| thread_length | 1.630 INCHES NOMINAL IN |
| fastener_length | 2.450 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| surface_treatment | CADMIUM OVERALL |
| width_between_flats | 0.746 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| nominal_thread_diameter | 0.438 INCHES IN |
| first_diameter_from_head | 0.355 INCHES MINIMUM AND 0.365 INCHES MAXIMUM IN |
| thread_quantity_per_inch | 20 |
| thread_series_designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| NSN | 5306-00-307-0796 |
| HEAD HEIGHT | 0.520 INCHES NOMINAL IN |
| FASTENER LENGTH | 2.450 INCHES NOMINAL IN |
| THREAD LENGTH | 1.630 INCHES NOMINAL IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| FIRST DIAMETER FROM HEAD | 0.355 INCHES MINIMUM AND 0.365 INCHES MAXIMUM IN |
| NOMINAL THREAD DIAMETER | 0.438 INCHES IN |
| THREAD DIRECTION | RIGHT-HAND |
| WIDTH BETWEEN FLATS | 0.746 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.300 INCHES NOMINAL IN |
| EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 |