502C643H02: BOLT,INTERNAL WRENCHING.
The BOLT,INTERNAL WRENCHING is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thread_class: 2A A, thread_length: 0.687 INCHES MINIMUM IN, surface_finish: 63.0 MICROINCHES OVERALL, fastener_length: 1.750 INCHES NOMINAL IN, hardness_rating: 25.0 ROCKWELL C MINIMUM AND 34.9 ROCKWELL C MAXIMUM OVERALL. This part is cataloged in the U.S.
Government catalog under NSN 5306-00-902-8564, 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 |
| thread_class | 2A A |
| thread_length | 0.687 INCHES MINIMUM IN |
| surface_finish | 63.0 MICROINCHES OVERALL |
| fastener_length | 1.750 INCHES NOMINAL IN |
| hardness_rating | 25.0 ROCKWELL C MINIMUM AND 34.9 ROCKWELL C MAXIMUM OVERALL |
| special_features | 3 SLOTS ON TOP OF HEAD,0.125 IN. W,0.125 IN. DEEP,120 DEG APART IN |
| thread_direction | RIGHT-HAND |
| width_across_flats | 0.562 INCHES NOMINAL IN |
| internal_drive_style | HEXAGON |
| nominal_thread_diameter | 0.562 INCHES IN |
| first_diameter_from_head | 0.495 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN |
| NSN | 5306-00-902-8564 |
| SURFACE FINISH | 63.0 MICROINCHES OVERALL |
| WIDTH ACROSS FLATS | 0.562 INCHES NOMINAL IN |
| FASTENER LENGTH | 1.750 INCHES NOMINAL IN |
| THREAD LENGTH | 0.687 INCHES MINIMUM IN |
| HARDNESS RATING | 25.0 ROCKWELL C MINIMUM AND 34.9 ROCKWELL C MAXIMUM OVERALL |
| FIRST DIAMETER FROM HEAD | 0.495 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 0.938 INCHES NOMINAL IN |
| NOMINAL THREAD DIAMETER | 0.562 INCHES IN |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER | 1.063 INCHES NOMINAL IN |
| THREAD DIRECTION | RIGHT-HAND |
No substitute or cross-reference records for this part.