The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 8640 OVERALL, head_style: HEXAGON EXTENDED WASHER, head_height: 7.77 MILLIMETERS MINIMUM AND 7.92 MILLIMETERS MAXIMUM MM, thread_class: 2A A, thread_length: 0.667 INCHES NOMINAL IN, fastener_length: 0.750 INCHES NOMINAL IN. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-01-351-1744, 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 8640 OVERALL |
| head_style | HEXAGON EXTENDED WASHER |
| head_height | 7.77 MILLIMETERS MINIMUM AND 7.92 MILLIMETERS MAXIMUM MM |
| thread_class | 2A A |
| thread_length | 0.667 INCHES NOMINAL IN |
| fastener_length | 0.750 INCHES NOMINAL IN |
| locking_feature | PATCH THREADS |
| thread_direction | RIGHT-HAND |
| features_provided | FINISHED HEAD |
| surface_treatment | PHOSPHATE AND OIL OVERALL |
| width_between_flats | 7.912 MILLIMETERS MINIMUM AND 8.014 MILLIMETERS MAXIMUM MM |
| nominal_thread_diameter | 0.312 INCHES IN |
| NSN | 5306-01-351-1744 |
| FEATURES PROVIDED | FINISHED HEAD |
| NOMINAL THREAD DIAMETER | 0.312 INCHES IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTMB117 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH LBS |
| SURFACE TREATMENT | PHOSPHATE AND OIL OVERALL |
| THREAD DIRECTION | RIGHT-HAND |
| HEAD HEIGHT | 7.77 MILLIMETERS MINIMUM AND 7.92 MILLIMETERS MAXIMUM MM |
| WIDTH BETWEEN FLATS | 7.912 MILLIMETERS MINIMUM AND 8.014 MILLIMETERS MAXIMUM MM |
| LOCKING FEATURE | PATCH THREADS |
| THREAD QUANTITY PER INCH | 24 |