45290/45220 RICH Single Row Tapered Roller Bearing – 57.15 × 104.775 × 30.162 mm
Technical Specifications:
Brand: RICH
Type: Single row tapered roller bearing
Model: 45290/45220 RICH
Inner Diameter (d): 57.15 mm
Outer Diameter (D): 104.775 mm
Total Width (T): 30.162 mm
Inner Ring Width (B): 30.958 mm
Outer Ring Width (C): 23.812 mm
Rounding Radius (R1/R2): 2.3 mm / 3.3 mm
Weight: 1.139 kg
Country of Origin: China
Performance Characteristics:
Structural Layout: Separable imperial-dimension assembly consisting of a cone (inner ring) and cup (outer ring) for versatile mechanical integration.
Internal Geometry: Engineered with optimized tapered rollers to sustain heavy radial loads and high axial thrust in one direction.
Material Type: Manufactured from high‑carbon chrome bearing steel for exceptional fatigue resistance and structural durability.
Dimensional Format: 57.15 × 104.775 × 30.162 mm configuration, standard for heavy-duty industrial and automotive axles.
Transparency Note: This bearing is manufactured under the RICH brand. Any OE or interchangeable references, if present, are provided solely for identification and do not imply affiliation with other manufacturers.