AN74-21: BOLT,MACHINE.
The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, grip_length: 1.625 INCHES NOMINAL IN, head_height: 0.203 INCHES MINIMUM AND 0.234 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 0.531 INCHES MINIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5306-00-151-0725, 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 | 1.625 INCHES NOMINAL IN |
| head_height | 0.203 INCHES MINIMUM AND 0.234 INCHES MAXIMUM IN |
| thread_class | 3A A |
| thread_length | 0.531 INCHES MINIMUM IN |
| fastener_length | 2.156 INCHES NOMINAL IN |
| hardness_rating | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| special_features | SIX DRILLED HOLES IN HEAD |
| thread_direction | RIGHT-HAND |
| features_provided | UNFINISHED HEAD |
| surface_treatment | CADMIUM OVERALL |
| NSN | 5306-00-151-0725 |
| HEAD HEIGHT | 0.203 INCHES MINIMUM AND 0.234 INCHES MAXIMUM IN |
| FASTENER LENGTH | 2.156 INCHES NOMINAL IN |
| THREAD LENGTH | 0.531 INCHES MINIMUM IN |
| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| FEATURES PROVIDED | UNFINISHED HEAD |
| HEAD STYLE | HEXAGON |
| THREAD DIRECTION | RIGHT-HAND |
| GRIP LENGTH | 1.625 INCHES NOMINAL IN |
| WIDTH BETWEEN FLATS | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN |