The NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL COMP 8640 OR STEEL COMP 8740 OR STEEL COMP 4140 OVERALL, nut_style: HEXAGON, nut_height: 0.318 INCHES MINIMUM AND 0.338 INCHES MAXIMUM IN, thread_class: 3B, thread_series: UNF, hardness_rating: 28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-741-5305, 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 8640 OR STEEL COMP 8740 OR STEEL COMP 4140 OVERALL |
| nut_style | HEXAGON |
| nut_height | 0.318 INCHES MINIMUM AND 0.338 INCHES MAXIMUM IN |
| thread_class | 3B |
| thread_series | UNF |
| hardness_rating | 28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| thread_direction | RIGHT-HAND |
| surface_treatment | CADMIUM OVERALL |
| width_across_flats | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN |
| nominal_thread_size | 0.438 INCHES IN |
| bearing_surface_type | CHAMFERED OR WASHER FACED |
| thread_quantity_per_inch | 20 |
| NSN | 5310-00-741-5305 |
| THREAD QUANTITY PER INCH | 20 |
| THREAD SERIES | UNF |
| BEARING SURFACE TYPE | CHAMFERED OR WASHER FACED |
| HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| NOMINAL THREAD SIZE | 0.438 INCHES IN |
| THREAD CLASS | 3B |
| NUT STYLE | HEXAGON |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| MATERIAL | STEEL COMP 8640 OR STEEL COMP 8740 OR STEEL COMP 4140 OVERALL |