540-9440-003: 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: 0.242 INCHES MINIMUM AND 0.258 INCHES MAXIMUM IN, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC), thread_direction: RIGHT-HAND. This part is cataloged in the U.S.
Government catalog under NSN 5310-00-877-9491, 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 | 0.242 INCHES MINIMUM AND 0.258 INCHES MAXIMUM IN |
| thread_class | 2B |
| thread_series | UNIFIED NATIONAL COARSE (UNC) |
| thread_direction | RIGHT-HAND |
| countersink_angle | 60.0 DEGREES NOMINAL NUT |
| width_across_flats | 0.304 INCHES MINIMUM AND 0.320 INCHES MAXIMUM IN |
| nominal_thread_size | 0.138 INCHES IN |
| bearing_surface_type | WASHER FACED |
| counterbore_diameter | 0.145 INCHES MINIMUM AND 0.160 INCHES MAXIMUM NUT IN |
| thread_quantity_per_inch | 32 |
| NSN | 5310-00-877-9491 |
| WIDTH ACROSS FLATS | 0.304 INCHES MINIMUM AND 0.320 INCHES MAXIMUM IN |
| THREAD SERIES | UNIFIED NATIONAL COARSE (UNC) |
| THREAD DIRECTION | RIGHT-HAND |
| NOMINAL THREAD SIZE | 0.138 INCHES IN |
| COUNTERBORE DIAMETER | 0.145 INCHES MINIMUM AND 0.160 INCHES MAXIMUM NUT IN |
| NUT HEIGHT | 0.242 INCHES MINIMUM AND 0.258 INCHES MAXIMUM IN |
| COUNTERSINK ANGLE | 60.0 DEGREES NOMINAL NUT |
| NUT STYLE | HEXAGON |
| THREAD CLASS | 2B |
| THREAD QUANTITY PER INCH | 32 |
No substitute or cross-reference records for this part.