The BEARING,ROLLER,CYLINDRICAL is a the manufacturer industrial component. Key specifications include material: STEEL INNER RING, bore_shape: STRAIGHT, bore_diameter: 55.0 MILLIMETERS NOMINAL MM, overall_width: 21.0 MILLIMETERS NOMINAL MM, surface_finish: GROUND, locating_feature: ONE DIRECTION. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-155-6565, 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 INNER RING |
| bore_shape | STRAIGHT |
| bore_diameter | 55.0 MILLIMETERS NOMINAL MM |
| overall_width | 21.0 MILLIMETERS NOMINAL MM |
| surface_finish | GROUND |
| locating_feature | ONE DIRECTION |
| style_designator | SINGLE ROW, ONE-DIRECTION LOCATING, TWO LIP INNER RING, ONE LIP OUTER RING, SEPARABLE |
| overall_outside_diameter | 100.0 MILLIMETERS NOMINAL MM |
| internal_fit-up_designation | STANDARD |
| standard_tolerance_designation | RBEC NO.1 |
| NSN | 3110-00-155-6565 |
| MATERIAL | STEEL INNER RING |
| BORE SHAPE | STRAIGHT |
| STANDARD TOLERANCE DESIGNATION | RBEC NO.1 |
| MATERIAL | STEEL ROLLER |
| MATERIAL | STEEL OUTER RING |
| STYLE DESIGNATOR | SINGLE ROW, ONE-DIRECTION LOCATING, TWO LIP INNER RING, ONE LIP OUTER RING, SEPARABLE |
| OVERALL WIDTH | 21.0 MILLIMETERS NOMINAL MM |
| INTERNAL FIT-UP DESIGNATION | STANDARD |
| OVERALL OUTSIDE DIAMETER | 100.0 MILLIMETERS NOMINAL MM |
| SURFACE FINISH | GROUND |