B831-4200-9: BEARING AND SHAFT ASSEMBLY.
The BEARING AND SHAFT ASSEMBLY is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, end_similarity: NOT IDENTICAL, overall_length: 7.880 INCHES NOMINAL IN, surface_finish: 63.0 MICROINCHES, first_end_style: SPLINED (STRAIGHT), second_end_style: SQUARE (ROUND CORNERS). This part is cataloged in the U.S.
Government catalog under NSN 3040-01-505-5861, 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 CORROSION RESISTING |
| step_quantity | 7 |
| end_similarity | NOT IDENTICAL |
| overall_length | 7.880 INCHES NOMINAL IN |
| surface_finish | 63.0 MICROINCHES |
| first_end_style | SPLINED (STRAIGHT) |
| second_end_style | SQUARE (ROUND CORNERS) |
| special_features | SPLINE END OF SHAFT HAS RECESSED SQUARE DRIVE END STYLE, MEASUREMENTS: +.628, -.627 SQUARE ACROSS FLATS BY .91 DEEP. |
| first_end_diameter | 1.2495 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM IN |
| second_end_diameter | 0.7495 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN |
| largest_step_diameter | 1.750 INCHES NOMINAL IN |
| second_end_step_length | 1.190 INCHES NOMINAL IN |
| NSN | 3040-01-505-5861 |
| SURFACE FINISH | 63.0 MICROINCHES |
| STEP QUANTITY | 7 |
| FIRST END DIAMETER | 1.2495 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM IN |
| FIRST END SPLINE MAJOR DIAMETER | 1.7500 INCHES NOMINAL IN |
| SECOND END DIAMETER | 0.7495 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN |
| SECOND END STEP LENGTH | 1.190 INCHES NOMINAL IN |
| LARGEST STEP DIAMETER | 1.750 INCHES NOMINAL IN |
| FIRST END STYLE | SPLINED (STRAIGHT) |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM-A564, TYPE-630, CONDITION-H1025 ASSN STD SINGLE MATERIAL RESPONSE AND ASTM-A484 ASSN STD SINGLE MATERIAL RESPONSE |
| OVERALL LENGTH | 7.880 INCHES NOMINAL IN |