NAS1004-78A: BOLT,MACHINE.
The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 OR STEEL OVERALL, head_style: HEXAGON, grip_length: 4.860 INCHES MINIMUM AND 4.890 INCHES MAXIMUM IN, head_height: 0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 0.514 INCHES MINIMUM AND 0.574 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5306-00-486-2568, 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 | IRON ALLOY 660 OR STEEL OVERALL |
| head_style | HEXAGON |
| grip_length | 4.860 INCHES MINIMUM AND 4.890 INCHES MAXIMUM IN |
| head_height | 0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN |
| thread_class | 3A A |
| thread_length | 0.514 INCHES MINIMUM AND 0.574 INCHES MAXIMUM IN |
| fastener_length | 5.404 INCHES MINIMUM AND 5.434 INCHES MAXIMUM IN |
| hardness_rating | 248.0 BRINELL STANDARD MINIMUM AND 341.0 BRINELL STANDARD MAXIMUM OVERALL |
| thread_direction | RIGHT-HAND |
| features_provided | FINISHED HEAD |
| surface_treatment | PASSIVATE OVERALL |
| width_between_flats | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN |
| NSN | 5306-00-486-2568 |
| HEAD HEIGHT | 0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN |
| FASTENER LENGTH | 5.404 INCHES MINIMUM AND 5.434 INCHES MAXIMUM IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THREAD LENGTH | 0.514 INCHES MINIMUM AND 0.574 INCHES MAXIMUM IN |
| HARDNESS RATING | 248.0 BRINELL STANDARD MINIMUM AND 341.0 BRINELL STANDARD MAXIMUM OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5732 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5737 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5733 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| FEATURES PROVIDED | FINISHED HEAD |
| HEAD STYLE | HEXAGON |
| THREAD DIRECTION | RIGHT-HAND |
No substitute or cross-reference records for this part.