18897AS4: BEARING,BALL,ANNULAR.
The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: CERAMIC BALL, bore_shape: STRAIGHT, bore_diameter: 3.0000 INCHES NOMINAL IN, overall_width: 0.5000 INCHES NOMINAL IN, load_direction: ANGULAR, surface_finish: GROUND. This part is cataloged in the U.S.
Government catalog under NSN 3110-01-666-0913, 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 | CERAMIC BALL |
| bore_shape | STRAIGHT |
| bore_diameter | 3.0000 INCHES NOMINAL IN |
| overall_width | 0.5000 INCHES NOMINAL IN |
| load_direction | ANGULAR |
| surface_finish | GROUND |
| style_designator | NON-LOADING GROOVE, NON-SEPARABLE, BACK TO BACK MOUNTING |
| lubrication_material | OIL LUBRICATING |
| end_item_identification | AN AAS 54 MTS (MULTI-SPECTRAL TARGETING SYSTEM) |
| overall_outside_diameter | 3.5000 INCHES NOMINAL IN |
| part_name_assigned_by_controlling_agency | BALL BEARING,ANGULAR CONTACT,SUPERDUPLEX BACK TO BACK ELEVATION |
| lubrication_material_document_and_classification | BRAYCOAT 815Z OIL ASSN STD SINGLE MATERIAL RESPONSE |
| NSN | 3110-01-666-0913 |
| LUBRICATION MATERIAL | OIL LUBRICATING |
| SURFACE FINISH | GROUND |
| STYLE DESIGNATOR | NON-LOADING GROOVE, NON-SEPARABLE, BACK TO BACK MOUNTING |
| OVERALL WIDTH | 0.5000 INCHES NOMINAL IN |
| OVERALL OUTSIDE DIAMETER | 3.5000 INCHES NOMINAL IN |
| BORE SHAPE | STRAIGHT |
| LOAD DIRECTION | ANGULAR |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BALL BEARING,ANGULAR CONTACT,SUPERDUPLEX BACK TO BACK ELEVATION |
| END ITEM IDENTIFICATION | AN AAS 54 MTS (MULTI-SPECTRAL TARGETING SYSTEM) |
| BORE DIAMETER | 3.0000 INCHES NOMINAL IN |
No substitute or cross-reference records for this part.