666146-768: BOLT,HOOK.
The BOLT,HOOK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thread_class: 2A A, thread_length: 3.500 INCHES NOMINAL IN, special_features: COLOR RED FED STD 595 NO. 21105, style_designator: ROUND BEND, thread_direction: RIGHT-HAND.
This part is cataloged in the U.S. Government catalog under NSN 5306-00-783-5580, 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 |
| thread_class | 2A A |
| thread_length | 3.500 INCHES NOMINAL IN |
| special_features | COLOR RED FED STD 595 NO. 21105 |
| style_designator | ROUND BEND |
| thread_direction | RIGHT-HAND |
| hook_inside_width | 0.375 INCHES NOMINAL IN |
| surface_treatment | CADMIUM AND CHROMATE OR PAINT OVERALL |
| nominal_thread_diameter | 0.250 INCHES IN |
| thread_quantity_per_inch | 20 |
| thread_series_designator | UNIFIED NATIONAL COARSE (UNC) |
| distance_from_inside_of_bend_to_shank_end | 13.000 INCHES NOMINAL IN |
| NSN | 5306-00-783-5580 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| DISTANCE FROM INSIDE OF BEND TO SHANK END | 13.000 INCHES NOMINAL IN |
| THREAD LENGTH | 3.500 INCHES NOMINAL IN |
| HOOK INSIDE WIDTH | 0.375 INCHES NOMINAL IN |
| STYLE DESIGNATOR | ROUND BEND |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| THREAD DIRECTION | RIGHT-HAND |
| DISTANCE FROM INSIDE CENTER OF BEND TO HOOK END | 0.375 INCHES NOMINAL IN |
| SPECIAL FEATURES | COLOR RED FED STD 595 NO. 21105 |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OR PAINT OVERALL |