3150260-137-59: 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: 0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 0.406 INCHES NOMINAL IN, fastener_length: 1.281 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 5306-01-114-2887, 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 | 0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN |
| thread_class | 3A A |
| thread_length | 0.406 INCHES NOMINAL IN |
| fastener_length | 1.281 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| width_between_flats | 0.426 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN |
| nominal_thread_diameter | 0.250 INCHES IN |
| first_diameter_from_head | 0.190 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN |
| thread_quantity_per_inch | 28 |
| thread_series_designator | UNF |
| NSN | 5306-01-114-2887 |
| HEAD HEIGHT | 0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN |
| FASTENER LENGTH | 1.281 INCHES NOMINAL IN |
| THREAD LENGTH | 0.406 INCHES NOMINAL IN |
| FIRST DIAMETER FROM HEAD | 0.190 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| HEAD STYLE | HEXAGON |
| THREAD DIRECTION | RIGHT-HAND |
| WIDTH BETWEEN FLATS | 0.426 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.875 INCHES NOMINAL IN |
| EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 |
No substitute or cross-reference records for this part.