4F7721: BOLT,MACHINE.
The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, grip_length: 4.375 INCHES NOMINAL IN, head_height: 0.822 INCHES MINIMUM AND 0.866 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 1.375 INCHES MINIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5306-00-263-8948, 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 |
| head_style | HEXAGON |
| grip_length | 4.375 INCHES NOMINAL IN |
| head_height | 0.822 INCHES MINIMUM AND 0.866 INCHES MAXIMUM IN |
| thread_class | 2A A |
| thread_length | 1.375 INCHES MINIMUM IN |
| fastener_length | 5.750 INCHES NOMINAL IN |
| hardness_rating | 30.0 ROCKWELL C NOMINAL OVERALL |
| special_features | HOLES LOCATED AT 90 DEG TO EACH OTHER |
| thread_direction | RIGHT-HAND |
| features_provided | FINISHED HEAD |
| width_between_flats | 1.850 INCHES MINIMUM AND 1.875 INCHES MAXIMUM IN |
| NSN | 5306-00-263-8948 |
| HEAD HEIGHT | 0.822 INCHES MINIMUM AND 0.866 INCHES MAXIMUM IN |
| FASTENER LENGTH | 5.750 INCHES NOMINAL IN |
| THREAD LENGTH | 1.375 INCHES MINIMUM IN |
| HARDNESS RATING | 30.0 ROCKWELL C NOMINAL OVERALL |
| SHANK UNTHREADED HOLE DIAMETER | 0.266 INCHES NOMINAL ALL HOLES IN |
| NOMINAL THREAD DIAMETER | 1.250 INCHES IN |
| FEATURES PROVIDED | FINISHED HEAD |
| HEAD STYLE | HEXAGON |
| THREAD DIRECTION | RIGHT-HAND |
| GRIP LENGTH | 4.375 INCHES NOMINAL IN |
No substitute or cross-reference records for this part.