NUT,SELF-LOCKING,DOUBLE HEXAGON. Key specifications include material: NICKEL ALLOY OVERALL, nut_style: DOUBLE HEXAGON, nut_height: 0.384 INCHES MINIMUM AND 0.394 INCHES MAXIMUM IN, lubrication: DRY FILM LUBRICANT, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF). This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-074-0253, 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 | NICKEL ALLOY OVERALL |
| nut_style | DOUBLE HEXAGON |
| nut_height | 0.384 INCHES MINIMUM AND 0.394 INCHES MAXIMUM IN |
| lubrication | DRY FILM LUBRICANT |
| thread_class | 3B |
| thread_series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| locking_feature | PREVAILING TORQUE ALL METAL DESIGN |
| special_features | COATED WITH LIGHT BLUE DYKEM,COLOR NO. 15526,FED STD 595 OVER 20 PERCENT OR MORE OF SURFACE VISIBLE AFTER INSTALLATION |
| thread_direction | RIGHT-HAND |
| surface_treatment | COPPER AND NICKEL THREADS |
| width_across_flats | 0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN |
| nominal_thread_size | 0.500 INCHES IN |
| NSN | 5310-01-074-0253 |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD CLASS | 3B |
| NUT STYLE | DOUBLE HEXAGON |
| SURFACE TREATMENT | COPPER AND NICKEL THREADS |
| THREAD QUANTITY PER INCH | 20 |
| NOMINAL THREAD SIZE | 0.500 INCHES IN |
| MATERIAL | NICKEL ALLOY OVERALL |
| BEARING SURFACE TYPE | CHAMFERED |
| SPECIAL FEATURES | COATED WITH LIGHT BLUE DYKEM,COLOR NO. 15526,FED STD 595 OVER 20 PERCENT OR MORE OF SURFACE VISIBLE AFTER INSTALLATION |
| THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) |