7E5140: BOLT,RIBBED NECK.
The BOLT,RIBBED NECK is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1340 OVERALL, head_style: HEXAGON, rib_length: 0.062 INCHES NOMINAL IN, head_height: 0.250 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 0.875 INCHES MINIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5306-00-274-2743, 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 COMP 1340 OVERALL |
| head_style | HEXAGON |
| rib_length | 0.062 INCHES NOMINAL IN |
| head_height | 0.250 INCHES NOMINAL IN |
| thread_class | 2A A |
| thread_length | 0.875 INCHES MINIMUM IN |
| fastener_length | 1.625 INCHES NOMINAL IN |
| hardness_rating | 28.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL |
| thread_direction | RIGHT-HAND |
| rib_major_diameter | 0.503 INCHES MINIMUM AND 0.508 INCHES MAXIMUM IN |
| width_between_flats | 0.750 INCHES NOMINAL IN |
| nominal_thread_diameter | 0.500 INCHES IN |
| NSN | 5306-00-274-2743 |
| HEAD HEIGHT | 0.250 INCHES NOMINAL IN |
| FASTENER LENGTH | 1.625 INCHES NOMINAL IN |
| THREAD LENGTH | 0.875 INCHES MINIMUM IN |
| HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL |
| SHANK UNTHREADED HOLE DIAMETER | 0.125 INCHES NOMINAL FIRST HOLE IN |
| RIB LENGTH | 0.062 INCHES NOMINAL IN |
| NOMINAL THREAD DIAMETER | 0.500 INCHES IN |
| HEAD STYLE | HEXAGON |
| THREAD DIRECTION | RIGHT-HAND |
| WIDTH BETWEEN FLATS | 0.750 INCHES NOMINAL IN |
No substitute or cross-reference records for this part.