KFN522DL5DL: NUT,SELF-LOCKING,SINGLE BALL SEA.
NUT,SELF-LOCKING,SINGLE BALL SEA. Key specifications include material: STEEL COMP 630 WASHER, lubrication: DRY FILM LUBRICANT, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF), overall_height: 0.430 INCHES NOMINAL IN, locking_feature: PREVAILING TORQUE ALL METAL DESIGN. This part is cataloged in the U.S.
Government catalog under NSN 5310-01-342-7253, 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 630 WASHER |
| lubrication | DRY FILM LUBRICANT |
| thread_class | 3B |
| thread_series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| overall_height | 0.430 INCHES NOMINAL IN |
| locking_feature | PREVAILING TORQUE ALL METAL DESIGN |
| ball_seat_radius | 0.313 INCHES NOMINAL IN |
| special_features | WITH MATCHING WASHER |
| thread_direction | RIGHT-HAND |
| washer_thickness | 0.135 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN |
| surface_treatment | PASSIVATE OVERALL |
| width_across_flats | 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN |
| NSN | 5310-01-342-7253 |
| LUBRICATION | DRY FILM LUBRICANT |
| OVERALL HEIGHT | 0.430 INCHES NOMINAL IN |
| WASHER OUTSIDE DIAMETER | 0.580 INCHES MINIMUM AND 0.590 INCHES MAXIMUM IN |
| WIDTH ACROSS FLATS | 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) |
| WASHER THICKNESS | 0.135 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE WASHER |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5686 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5697 ASSN STD 2ND MATERIAL RESPONSE OR AMS 5639 ASSN STD 2ND MATERIAL RESPONSE NUT |
| THREAD DIRECTION | RIGHT-HAND |