ST 3890 RICH Single Row Tapered Roller Bearing – 38.15 × 90 × 20 mm
Oe References:
Technical Specifications:
- Brand: RICH
- Type: Single row tapered roller bearing
- Model: ST 3890 RICH
- Inner Diameter (d): 38.15 mm
- Outer Diameter (D): 90 mm
- Total Width (T): 20 mm
- Inner Ring Width (B): 20 mm
- Outer Ring Width (C): 15.45 mm
- Weight: 0.691 kg
- Country of Origin: China
Performance Characteristics:
- Structural Layout: Separable radial design comprising a cone (inner ring) and cup (outer ring) for high-precision alignment.
- Internal Geometry: Precision-engineered tapered rollers optimized for managing high radial loads and unidirectional axial thrust.
- Material Type: High‑carbon chrome bearing steel for maximum wear resistance and extended fatigue life.
- Dimensional Format: 38.15 × 90 × 20 mm configuration with a 15.45 mm outer ring.
Transparency Note: This bearing is manufactured under the RICH brand. Any OE or interchangeable references are used solely for identification and do not imply affiliation with other manufacturers.
