NUT,SELF-LOCKING,EXTENDED WASHER. Key specifications include material: STEEL OVERALL, nut_style: HEXAGON, temp_rating: 500.0 FAHRENHEIT NOMINAL DEGF, thread_class: 3B, thread_series: UNIFIED NATIONAL COARSE (UNC), overall_height: 0.115 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-877-9298, 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 OVERALL |
| nut_style | HEXAGON |
| temp_rating | 500.0 FAHRENHEIT NOMINAL DEGF |
| thread_class | 3B |
| thread_series | UNIFIED NATIONAL COARSE (UNC) |
| overall_height | 0.115 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN |
| special_features | FLEET BALLISTIC MISSILE QUALITY,AS IDENTIFIED BY QUALITY CONTROL NO. POSO911190 |
| thread_direction | RIGHT-HAND |
| washer_thickness | 0.010 INCHES NOMINAL IN |
| surface_treatment | CADMIUM OVERALL |
| width_across_flats | 0.181 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| nominal_thread_size | 0.138 INCHES IN |
| NSN | 5310-00-877-9298 |
| TEMP RATING | 500.0 FAHRENHEIT NOMINAL DEGF |
| WASHER OUTSIDE DIAMETER | 0.214 INCHES MINIMUM AND 0.244 INCHES MAXIMUM IN |
| NOMINAL THREAD SIZE | 0.138 INCHES IN |
| WIDTH ACROSS FLATS | 0.181 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| OVERALL HEIGHT | 0.115 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN |
| NUT STYLE | HEXAGON |
| SPECIAL FEATURES | FLEET BALLISTIC MISSILE QUALITY,AS IDENTIFIED BY QUALITY CONTROL NO. POSO911190 |
| WASHER THICKNESS | 0.010 INCHES NOMINAL IN |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES | UNIFIED NATIONAL COARSE (UNC) |