726736-1: NUT,PLAIN,CASTELLATED,HEXAGON.
The NUT,PLAIN,CASTELLATED,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL COMP 8740 OVERALL, nut_style: CASTELLATED, HEXAGON, nut_height: 0.476 INCHES NOMINAL IN, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF), hardness_rating: 32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM. This part is cataloged in the U.S.
Government catalog under NSN 5310-00-791-9596, 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 8740 OVERALL |
| nut_style | CASTELLATED, HEXAGON |
| nut_height | 0.476 INCHES NOMINAL IN |
| thread_class | 3B |
| thread_series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| hardness_rating | 32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM |
| thread_direction | RIGHT-HAND |
| countersink_angle | 90.0 DEGREES NOMINAL BOTH ENDS |
| surface_treatment | CADMIUM AND CHROMATE OVERALL |
| width_across_flats | 0.553 INCHES MINIMUM AND 0.564 INCHES MAXIMUM IN |
| nominal_thread_size | 0.375 INCHES IN |
| bearing_surface_type | WASHER FACED |
| NSN | 5310-00-791-9596 |
| WIDTH ACROSS FLATS | 0.553 INCHES MINIMUM AND 0.564 INCHES MAXIMUM IN |
| BEARING SURFACE FINISH | 63.0 MICROINCHES |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) |
| HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6049 COND C MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| THREAD DIRECTION | RIGHT-HAND |
| NOMINAL THREAD SIZE | 0.375 INCHES IN |
| NUT HEIGHT | 0.476 INCHES NOMINAL IN |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
No substitute or cross-reference records for this part.