1290240-101: BOLT,INTERNAL WRENCHING.
The BOLT,INTERNAL WRENCHING is a the manufacturer industrial component. Key specifications include head_height: 0.250 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 0.440 INCHES NOMINAL IN, thread_length: 0.300 INCHES MAXIMUM IN, fastener_length: 0.500 INCHES NOMINAL IN, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.
Government catalog under NSN 5306-00-321-1312, 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_height | 0.250 INCHES NOMINAL IN |
| thread_class | 3A A |
| head_diameter | 0.440 INCHES NOMINAL IN |
| thread_length | 0.300 INCHES MAXIMUM IN |
| fastener_length | 0.500 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| width_across_flats | 0.188 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| internal_drive_style | HEXAGON |
| nominal_thread_diameter | 0.190 INCHES IN |
| first_diameter_from_head | 0.290 INCHES NOMINAL IN |
| third_diameter_from_head | 0.141 INCHES MINIMUM AND 0.146 INCHES MAXIMUM IN |
| thread_quantity_per_inch | 32 |
| NSN | 5306-00-321-1312 |
| WIDTH ACROSS FLATS | 0.188 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| HEAD HEIGHT | 0.250 INCHES NOMINAL IN |
| FASTENER LENGTH | 0.500 INCHES NOMINAL IN |
| THREAD LENGTH | 0.300 INCHES MAXIMUM IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5629 CIND H1000 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| FIRST DIAMETER FROM HEAD | 0.290 INCHES NOMINAL IN |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 0.118 INCHES MINIMUM AND 0.123 INCHES MAXIMUM IN |
| NOMINAL THREAD DIAMETER | 0.190 INCHES IN |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER | 0.198 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN |
| THREAD DIRECTION | RIGHT-HAND |
No substitute or cross-reference records for this part.