NUT,SELF-LOCKING,EXTENDED WASHER. Key specifications include material: STEEL COMP H11 OVERALL, nut_style: DOUBLE HEXAGON, temp_rating: 450.0 FAHRENHEIT NOMINAL DEGF, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF), overall_height: 0.285 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 5310-01-391-8752, 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 H11 OVERALL |
| nut_style | DOUBLE HEXAGON |
| temp_rating | 450.0 FAHRENHEIT NOMINAL DEGF |
| thread_class | 3B |
| thread_series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| overall_height | 0.285 INCHES MAXIMUM IN |
| hardness_rating | 40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM |
| locking_feature | PREVAILING TORQUE ALL METAL DESIGN |
| thread_direction | RIGHT-HAND |
| washer_thickness | 0.035 INCHES NOMINAL IN |
| width_across_flats | 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN |
| nominal_thread_size | 0.312 INCHES IN |
| NSN | 5310-01-391-8752 |
| MATERIAL | STEEL COMP H11 OVERALL |
| THREAD QUANTITY PER INCH | 24 |
| TEMP RATING | 450.0 FAHRENHEIT NOMINAL DEGF |
| THREAD DIRECTION | RIGHT-HAND |
| NOMINAL THREAD SIZE | 0.312 INCHES IN |
| HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM |
| WIDTH ACROSS FLATS | 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN |
| THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) |
| THREAD CLASS | 3B |
| WASHER THICKNESS | 0.035 INCHES NOMINAL IN |