The NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OVERALL, nut_style: HEXAGON, nut_height: 0.117 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN, thread_class: 3B, thread_series: UNEF, thread_direction: RIGHT-HAND. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-221-4915, 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 303 OVERALL |
| nut_style | HEXAGON |
| nut_height | 0.117 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN |
| thread_class | 3B |
| thread_series | UNEF |
| thread_direction | RIGHT-HAND |
| countersink_angle | 80.0 DEGREES MINIMUM AND 84.0 DEGREES MAXIMUM NUT |
| surface_treatment | CHROMIUM OVERALL |
| width_across_flats | 0.488 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| nominal_thread_size | 0.312 INCHES IN |
| bearing_surface_type | CHAMFERED |
| bearing_surface_finish | 63.0 MICROINCHES |
| NSN | 5310-00-221-4915 |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES | UNEF |
| NOMINAL THREAD SIZE | 0.312 INCHES IN |
| NUT STYLE | HEXAGON |
| SURFACE TREATMENT | CHROMIUM OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-F-14072 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| WIDTH ACROSS FLATS | 0.488 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND 84.0 DEGREES MAXIMUM NUT |
| MATERIAL | STEEL COMP 303 OVERALL |