K50x55x20 RICH – Needle Roller and Cage Assembly – 50 × 55 × 20 mm
Technical Specifications:
Type: Needle roller and cage assembly
Brand: RICH
Model Designation: K50x55x20 RICH
Inner Diameter (d): 50 mm
Outer Diameter (D): 55 mm
Width (B): 20 mm
Size Category: Large
Cage Material: Steel
Rolling Elements: Needle rollers
Country of Origin: China
Performance Characteristics:
Needle roller and cage assembly with cylindrical rollers retained in a steel cage.
Cylindrical rollers arranged for consistent radial load paths.
Uniform roller spacing maintained by the cage structure.
Cage‑guided roller alignment during rotation.
Compact radial cross‑section suitable for constrained housings.
Dimensional format: 50 × 55 × 20 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.