NAS1805-5: NUT,SELF-LOCKING,EXTENDED WASHER.
NUT,SELF-LOCKING,EXTENDED WASHER. Key specifications include material: IRON ALLOY 660 OVERALL, nut_style: DOUBLE HEXAGON, lubrication: DRY FILM LUBRICANT, temp_rating: 450.0 FAHRENHEIT MAXIMUM DEGF, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF). This part is cataloged in the U.S.
Government catalog under NSN 5310-01-197-2573, 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 | IRON ALLOY 660 OVERALL |
| nut_style | DOUBLE HEXAGON |
| lubrication | DRY FILM LUBRICANT |
| temp_rating | 450.0 FAHRENHEIT MAXIMUM DEGF |
| thread_class | 3B |
| thread_series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| overall_height | 0.312 INCHES MAXIMUM IN |
| locking_feature | PREVAILING TORQUE ALL METAL DESIGN |
| thread_direction | RIGHT-HAND |
| washer_thickness | 0.035 INCHES NOMINAL IN |
| surface_treatment | PASSIVATE OVERALL |
| width_across_flats | 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN |
| NSN | 5310-01-197-2573 |
| LUBRICATION | DRY FILM LUBRICANT |
| OVERALL HEIGHT | 0.312 INCHES MAXIMUM IN |
| WASHER OUTSIDE DIAMETER | 0.532 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) |
| TEMP RATING | 450.0 FAHRENHEIT MAXIMUM DEGF |
| WASHER THICKNESS | 0.035 INCHES NOMINAL IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| THREAD DIRECTION | RIGHT-HAND |
No substitute or cross-reference records for this part.