The 651064 is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, head_height: 0.369 INCHES MINIMUM AND 0.413 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 1.500 INCHES MINIMUM IN, fastener_length: 6.500 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 5999-00-041-1870, 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 |
| head_height | 0.369 INCHES MINIMUM AND 0.413 INCHES MAXIMUM IN |
| thread_class | 2A A |
| thread_length | 1.500 INCHES MINIMUM IN |
| fastener_length | 6.500 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| features_provided | FINISHED HEAD |
| surface_treatment | CADMIUM OR ZINC OVERALL |
| width_between_flats | 0.906 INCHES MINIMUM AND 0.937 INCHES MAXIMUM IN |
| nominal_thread_diameter | 0.625 INCHES IN |
| minimum_tensile_strength | 48000 POUNDS PER SQUARE INCH LBS |
| NSN | 5999-00-041-1870 |
| PRECIOUS MATERIAL AND LOCATION | EXTERNAL SURFACE SILVER |
| MATERIAL | COPPER ALLOY BODY |
| SURFACE TREATMENT | SILVER |
| MOUNTING METHOD | THREAD |
| CHAIN | NOT INCLUDED |
| FASTENING FACILITY | BOSSED EDGE |
| LENGTH | 0.15625 INCHES NOMINAL IN |
| END ITEM IDENTIFICATION | TYPE NO. TN-131/APR-9 |
| THREAD SIZE | 1-1/4-18 |
| DIAMETER | 2.250 INCHES NOMINAL IN |