K25x31x21 RICH – Needle Roller and Cage Assembly – 25 × 31 × 21 mm
Technical Specifications:
- Type: Needle roller and cage assembly
- Brand: RICH
- Model Designation: K25x31x21 RICH
- Inner Diameter (d): 25 mm
- Outer Diameter (D): 31 mm
- Width (B): 21 mm
- Size Category: Medium
- Cage Material: Steel
- Rolling Elements: Needle rollers
- Country of Origin: China
Performance Characteristics:
- Rolling elements configured as needle rollers guided by a steel cage.
- Compact radial cross‑section suitable for constrained housings.
- Dimensional format compatible with standardized bearing layouts.
- Radial load transmission through parallel needle rollers.
- Uniform roller spacing maintained by the cage structure.
- Dimensional format: 25 × 31 × 21 mm.
Transparency Note: This product is manufactured under the RICH brand.
Dimensional values are provided solely for identification and do not imply
affiliation with or endorsement by other manufacturers.
