RB18978: NUT,PLAIN,HEXAGON.
The NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2017 OVERALL, nut_style: HEXAGON, nut_height: 0.250 INCHES NOMINAL IN, thread_class: 3B, thread_series: UN, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.
Government catalog under NSN 5310-00-239-7420, 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 | ALUMINUM ALLOY 2017 OVERALL |
| nut_style | HEXAGON |
| nut_height | 0.250 INCHES NOMINAL IN |
| thread_class | 3B |
| thread_series | UN |
| thread_direction | RIGHT-HAND |
| countersink_angle | 90.0 DEGREES NOMINAL NUT |
| width_across_flats | 0.880 INCHES NOMINAL IN |
| nominal_thread_size | 0.562 INCHES IN |
| bearing_surface_type | CHAMFERED |
| drilled_hole_diameter | 0.046 INCHES NOMINAL IN |
| bearing_surface_finish | 125.0 MICROINCHES |
| NSN | 5310-00-239-7420 |
| WIDTH ACROSS FLATS | 0.880 INCHES NOMINAL IN |
| BEARING SURFACE FINISH | 125.0 MICROINCHES |
| THREAD SERIES | UN |
| HOLE CONFIGURATION STYLE | CONFIGURATION B |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/5 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| THREAD DIRECTION | RIGHT-HAND |
| NOMINAL THREAD SIZE | 0.562 INCHES IN |
| NUT HEIGHT | 0.250 INCHES NOMINAL IN |
| DRILLED HOLE DIAMETER | 0.046 INCHES NOMINAL IN |
| COUNTERSINK ANGLE | 90.0 DEGREES NOMINAL NUT |
No substitute or cross-reference records for this part.