1881-92: NUT,PLAIN,ROUND.
The NUT,PLAIN,ROUND is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: ROUND, nut_diameter: 5.188 INCHES NOMINAL IN, thread_class: 3B, nut_thickness: 1.188 INCHES NOMINAL IN, thread_series: UNIFIED NATIONAL JOINT (UNJ). This part is cataloged in the U.S.
Government catalog under NSN 5310-01-187-3864, 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 OVERALL |
| nut_style | ROUND |
| nut_diameter | 5.188 INCHES NOMINAL IN |
| thread_class | 3B |
| nut_thickness | 1.188 INCHES NOMINAL IN |
| thread_series | UNIFIED NATIONAL JOINT (UNJ) |
| thread_direction | RIGHT-HAND |
| drive_point_depth | 0.440 INCHES NOMINAL IN |
| drive_point_width | 0.440 INCHES NOMINAL IN |
| surface_treatment | CADMIUM AND TITANIUM OVERALL |
| small_end_diameter | 4.750 INCHES NOMINAL IN |
| undercut_thickness | 0.438 INCHES NOMINAL IN |
| NSN | 5310-01-187-3864 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | CPC 8225 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| THREAD SERIES | UNIFIED NATIONAL JOINT (UNJ) |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-8844,CLASS 3 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| DRIVE POINT WIDTH | 0.440 INCHES NOMINAL IN |
| THREAD DIRECTION | RIGHT-HAND |
| NOMINAL THREAD SIZE | 4.250 INCHES IN |
| NUT DIAMETER | 5.188 INCHES NOMINAL IN |
| DRIVE POINT DEPTH | 0.440 INCHES NOMINAL IN |
| UNDERCUT THICKNESS | 0.438 INCHES NOMINAL IN |
| NUT THICKNESS | 1.188 INCHES NOMINAL IN |
No substitute or cross-reference records for this part.