KFN587-4: NUT,PLAIN,EXTENDED WASHER,HEXAGO.
NUT,PLAIN,EXTENDED WASHER,HEXAGO. Key specifications include material: ALUMINUM ALLOY 7075 OVERALL, nut_style: HEXAGON, lubrication: DRY FILM LUBRICANT, thread_class: 3B, thread_series: UNJC, overall_height: 0.280 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5310-01-513-9859, 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 | ALUMINUM ALLOY 7075 OVERALL |
| nut_style | HEXAGON |
| lubrication | DRY FILM LUBRICANT |
| thread_class | 3B |
| thread_series | UNJC |
| overall_height | 0.280 INCHES MAXIMUM IN |
| thread_direction | RIGHT-HAND |
| washer_thickness | 0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN |
| surface_treatment | ANODIZE OVERALL |
| width_across_flats | 0.305 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN |
| nominal_thread_size | 0.250 INCHES IN |
| end_item_identification | CL-215, AIRCRAFT |
| NSN | 5310-01-513-9859 |
| LUBRICATION | DRY FILM LUBRICANT |
| OVERALL HEIGHT | 0.280 INCHES MAXIMUM IN |
| WASHER OUTSIDE DIAMETER | 0.408 INCHES MINIMUM AND 0.422 INCHES MAXIMUM IN |
| WIDTH ACROSS FLATS | 0.305 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-H-6088 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THREAD SERIES | UNJC |
| WASHER THICKNESS | 0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/9 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| THREAD DIRECTION | RIGHT-HAND |
| NOMINAL THREAD SIZE | 0.250 INCHES IN |
No substitute or cross-reference records for this part.