69285-253: BOLT,INTERNAL WRENCHING.
The BOLT,INTERNAL WRENCHING is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_type: DRILLED, head_style: FLAT CHAMFER, head_height: 0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.303 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5306-01-057-9658, 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 |
| hole_type | DRILLED |
| head_style | FLAT CHAMFER |
| head_height | 0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| thread_class | 3A A |
| head_diameter | 0.303 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN |
| hole_diameter | 0.050 INCHES NOMINAL IN |
| hole_quantity | 6 |
| thread_length | 0.243 INCHES MINIMUM AND 0.271 INCHES MAXIMUM IN |
| surface_finish | 63.0 MICROINCHES GRIP |
| fastener_length | 0.359 INCHES MINIMUM AND 0.391 INCHES MAXIMUM IN |
| hardness_rating | 38.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| NSN | 5306-01-057-9658 |
| SURFACE FINISH | 32.0 MICROINCHES THREADS |
| SURFACE FINISH | 63.0 MICROINCHES GRIP |
| SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| WIDTH ACROSS FLATS | 0.156 INCHES MINIMUM AND 0.159 INCHES MAXIMUM IN |
| HEAD HEIGHT | 0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| FASTENER LENGTH | 0.359 INCHES MINIMUM AND 0.391 INCHES MAXIMUM IN |
| THREAD LENGTH | 0.243 INCHES MINIMUM AND 0.271 INCHES MAXIMUM IN |
| HARDNESS RATING | 38.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| HOLE CONFIGURATION STYLE | ROUND |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5612 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
No substitute or cross-reference records for this part.