K671857-11: NUT,PLAIN,ROUND.
The NUT,PLAIN,ROUND is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 OVERALL, nut_style: ROUND, nut_diameter: 5.875 INCHES MINIMUM AND 5.879 INCHES MAXIMUM IN, thread_class: 3B, nut_thickness: 0.750 INCHES NOMINAL IN, thread_series: UN. This part is cataloged in the U.S.
Government catalog under NSN 5310-01-185-8681, 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 4130 OVERALL |
| nut_style | ROUND |
| nut_diameter | 5.875 INCHES MINIMUM AND 5.879 INCHES MAXIMUM IN |
| thread_class | 3B |
| nut_thickness | 0.750 INCHES NOMINAL IN |
| thread_series | UN |
| hardness_rating | 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM |
| thread_direction | LEFT-HAND |
| drive_point_depth | 0.750 INCHES NOMINAL IN |
| surface_treatment | CADMIUM AND CHROMATE OVERALL EXCEPT THREADS |
| nominal_thread_size | 5.250 INCHES IN |
| drive_point_diameter | 0.154 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN |
| NSN | 5310-01-185-8681 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT THREADS |
| THREAD SERIES | UN |
| HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| THREAD DIRECTION | LEFT-HAND |
| NOMINAL THREAD SIZE | 5.250 INCHES IN |
| NUT DIAMETER | 5.875 INCHES MINIMUM AND 5.879 INCHES MAXIMUM IN |
| DRIVE POINT DEPTH | 0.750 INCHES NOMINAL IN |
| NUT THICKNESS | 0.750 INCHES NOMINAL IN |
| DRIVE POINT DIAMETER | 0.154 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN |
No substitute or cross-reference records for this part.