Raceway Function: Raceway surface configured for needle roller distribution.
Structural Layout: Modular inner ring layout for independent raceway integration.
Surface Integrity: Ground raceway with controlled surface finish.
Material Type: High-carbon bearing steel.
Dimensional Interface: Dimensional characteristics reflect the 33 × 37 × 13 mm structure.
Dimensional Category: compact-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.