99-305-3172: BOLT,EXTERNALLY RELIEVED BODY.
The BOLT,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include head_style: HEXAGON, head_height: 0.205 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 0.580 INCHES NOMINAL IN, fastener_length: 1.835 INCHES NOMINAL IN, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.
Government catalog under NSN 5306-01-166-4535, 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.
| head_style | HEXAGON |
| head_height | 0.205 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN |
| thread_class | 3A A |
| thread_length | 0.580 INCHES NOMINAL IN |
| fastener_length | 1.835 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| surface_treatment | SILVER OVERALL |
| nominal_thread_diameter | 0.250 INCHES IN |
| first_diameter_from_head | 0.190 INCHES MINIMUM AND 0.195 INCHES MAXIMUM IN |
| thread_quantity_per_inch | 28 |
| thread_series_designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| externally_relieved_body_diameter_quantity | 1 |
| NSN | 5306-01-166-4535 |
| HEAD HEIGHT | 0.205 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN |
| FASTENER LENGTH | 1.835 INCHES NOMINAL IN |
| THREAD LENGTH | 0.580 INCHES NOMINAL IN |
| FIRST DIAMETER FROM HEAD | 0.190 INCHES MINIMUM AND 0.195 INCHES MAXIMUM IN |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| HEAD STYLE | HEXAGON |
| THREAD DIRECTION | RIGHT-HAND |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.815 INCHES NOMINAL IN |
| EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 |
| SURFACE TREATMENT | SILVER OVERALL |
No substitute or cross-reference records for this part.