858239-5: BOLT,EXTERNALLY RELIEVED BODY.
The BOLT,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: STEEL PROPERTY CLASS 10.9 OVERALL, head_style: HEXAGON EXTENDED WASHER, head_height: 15.5 MILLIMETERS MINIMUM AND 16.5 MILLIMETERS MAXIMUM MM, thread_length: 65.0 MILLIMETERS MINIMUM AND 69.0 MILLIMETERS MAXIMUM MM, fastener_length: 126.3 MILLIMETERS MINIMUM AND 127.7 MILLIMETERS MAXIMUM MM, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.
Government catalog under NSN 5306-01-310-9985, 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 PROPERTY CLASS 10.9 OVERALL |
| head_style | HEXAGON EXTENDED WASHER |
| head_height | 15.5 MILLIMETERS MINIMUM AND 16.5 MILLIMETERS MAXIMUM MM |
| thread_length | 65.0 MILLIMETERS MINIMUM AND 69.0 MILLIMETERS MAXIMUM MM |
| fastener_length | 126.3 MILLIMETERS MINIMUM AND 127.7 MILLIMETERS MAXIMUM MM |
| thread_direction | RIGHT-HAND |
| width_between_flats | 13.73 MILLIMETERS MINIMUM AND 14.00 MILLIMETERS MAXIMUM MM |
| nominal_thread_diameter | 12.0 MILLIMETERS MM |
| extended_washer_diameter | 24.0 MILLIMETERS MAXIMUM MM |
| first_diameter_from_head | 12.0 MILLIMETERS NOMINAL MM |
| extended_washer_thickness | 6.5 MILLIMETERS MINIMUM AND 7.5 MILLIMETERS MAXIMUM MM |
| second_diameter_from_head | 10.70 MILLIMETERS NOMINAL MM |
| NSN | 5306-01-310-9985 |
| EXTENDED WASHER THICKNESS | 6.5 MILLIMETERS MINIMUM AND 7.5 MILLIMETERS MAXIMUM MM |
| HEAD HEIGHT | 15.5 MILLIMETERS MINIMUM AND 16.5 MILLIMETERS MAXIMUM MM |
| EXTERNAL THREAD TOLERANCE CLASS | 6G G |
| FASTENER LENGTH | 126.3 MILLIMETERS MINIMUM AND 127.7 MILLIMETERS MAXIMUM MM |
| EXTENDED WASHER DIAMETER | 24.0 MILLIMETERS MAXIMUM MM |
| THREAD PITCH IN MILLIMETERS | 1.75 |
| THREAD LENGTH | 65.0 MILLIMETERS MINIMUM AND 69.0 MILLIMETERS MAXIMUM MM |
| FIRST DIAMETER FROM HEAD | 12.0 MILLIMETERS NOMINAL MM |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 62.0 MILLIMETERS NOMINAL MM |
| NOMINAL THREAD DIAMETER | 12.0 MILLIMETERS MM |
No substitute or cross-reference records for this part.