KFN511DL8: NUT,SELF-LOCKING,EXTENDED WASHER.
NUT,SELF-LOCKING,EXTENDED WASHER. Key specifications include material: STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 304 WASHER, nut_style: HEXAGON, nut_height: 0.805 INCHES MAXIMUM IN, lubrication: DRY FILM LUBRICANT, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF). This part is cataloged in the U.S.
Government catalog under NSN 5310-01-329-6675, 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 301 OR STEEL COMP 302 OR STEEL COMP 304 WASHER |
| nut_style | HEXAGON |
| nut_height | 0.805 INCHES MAXIMUM IN |
| lubrication | DRY FILM LUBRICANT |
| thread_class | 3B |
| thread_series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| overall_height | 0.543 INCHES MAXIMUM IN |
| hardness_rating | 33.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM |
| locking_feature | PREVAILING TORQUE ALL METAL DESIGN |
| thread_direction | RIGHT-HAND |
| washer_thickness | 0.132 INCHES MINIMUM AND 0.142 INCHES MAXIMUM IN |
| surface_treatment | PASSIVATE OVERALL |
| NSN | 5310-01-329-6675 |
| LUBRICATION | DRY FILM LUBRICANT |
| WIDTH ACROSS FLATS | 0.550 INCHES MINIMUM AND 0.554 INCHES MAXIMUM IN |
| THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) |
| HARDNESS RATING | 33.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5732 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| THREAD DIRECTION | RIGHT-HAND |
| NOMINAL THREAD SIZE | 0.500 INCHES IN |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| NUT HEIGHT | 0.805 INCHES MAXIMUM IN |
| NUT STYLE | HEXAGON |