Raceway Function: Internal rolling path for needle roller elements.
Structural Layout: Stand-alone inner ring for interchangeable bearing layouts.
Surface Integrity: Heat-treated raceway with uniform grinding.
Material Type: Bearing-grade chrome alloy steel.
Dimensional Interface: The component maintains the 12 × 16 × 22 mm dimensional scheme.
Dimensional Category: micro-format
Transparency Note: This inner ring is manufactured under the RICH brand. Dimensional values are provided solely for identification and do not imply affiliation with or endorsement by other manufacturers.