NUT,SELF-LOCKING,EXTENDED WASHER. Key specifications include material: IRON ALLOY 660 OVERALL, nut_style: HEXAGON, lubrication: SOLUBLE LUBRICANT, temp_rating: 800.0 FAHRENHEIT NOMINAL DEGF, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF). This part is cataloged in the Federal Logistics Information System under NSN 5310-00-844-4872, 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 | HEXAGON |
| lubrication | SOLUBLE LUBRICANT |
| temp_rating | 800.0 FAHRENHEIT NOMINAL DEGF |
| thread_class | 3B |
| thread_series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| overall_height | 0.204 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN |
| locking_feature | PREVAILING TORQUE ALL METAL DESIGN |
| special_features | FLIGHT SAFETY CRITICAL AIRCRAFT PART |
| thread_direction | RIGHT-HAND |
| washer_thickness | 0.019 INCHES MINIMUM IN |
| surface_treatment | SILVER OVERALL |
| NSN | 5310-00-844-4872 |
| LUBRICATION | SOLUBLE LUBRICANT |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-S-365 FED SPEC SINGLE TREATMENT RESPONSE OR AMS 2410 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| PRECIOUS MATERIAL AND LOCATION | EXTERNAL SURFACE SILVER |
| MATERIAL | IRON ALLOY 660 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| THREAD DIRECTION | RIGHT-HAND |
| NUT STYLE | HEXAGON |
| SURFACE TREATMENT | SILVER OVERALL |
| OVERALL HEIGHT | 0.204 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN |
| THREAD CLASS | 3B |