NK5-42A: BOLT,MACHINE.
The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, grip_length: 3.796 INCHES MINIMUM AND 3.828 INCHES MAXIMUM IN, head_height: 0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 0.500 INCHES MINIMUM AND 0.579 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5306-00-003-8043, 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 | 3.796 INCHES MINIMUM AND 3.828 INCHES MAXIMUM IN |
| head_height | 0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN |
| thread_class | 3A A |
| thread_length | 0.500 INCHES MINIMUM AND 0.579 INCHES MAXIMUM IN |
| fastener_length | 4.328 INCHES MINIMUM AND 4.375 INCHES MAXIMUM IN |
| hardness_rating | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| locking_feature | PELLET THREADS |
| thread_direction | RIGHT-HAND |
| features_provided | FINISHED HEAD |
| surface_treatment | CADMIUM AND CHROMATE OVERALL |
| NSN | 5306-00-003-8043 |
| HEAD HEIGHT | 0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN |
| FASTENER LENGTH | 4.328 INCHES MINIMUM AND 4.375 INCHES MAXIMUM IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TYPE 2 CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THREAD LENGTH | 0.500 INCHES MINIMUM AND 0.579 INCHES MAXIMUM IN |
| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| NOMINAL THREAD DIAMETER | 0.312 INCHES IN |
| FEATURES PROVIDED | FINISHED HEAD |
| HEAD STYLE | HEXAGON |
| THREAD DIRECTION | RIGHT-HAND |
| GRIP LENGTH | 3.796 INCHES MINIMUM AND 3.828 INCHES MAXIMUM IN |
No substitute or cross-reference records for this part.