KESTA 4391 UR2 RICH 43,3x90,8x18,2 KESTA4391UR2 RICH
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KESTA 4391 UR2 RICH 43,3x90,8x18,2 KESTA4391UR2 RICH

KESTA 4391 UR2 RICH 43,3x90,8x18,2

Type: Single Row Tapered Roller Bearing
Model: KESTA 4391UR2 RICH
OE Reference: 55246900 FIAT
Dimensions: 43.3 x 90.8 x 18.2 mm
Brand: RICH
Origin: China
RICH
KESTA4391UR2
€15.82
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KESTA 4391 UR2 RICH – Single Row Tapered Roller Bearing – 43.3 x 90.8 x 18.2 mm

OE Reference:

  • FIAT: 55246900

Technical Specifications:

  • Type: Single row tapered roller bearing
  • Brand: RICH
  • Model Designation: KESTA 4391UR2
  • Inner Diameter (d): 43.3 mm
  • Outer Diameter (D): 90.8 mm
  • Total Width (T): 18.2 mm
  • Inner Ring Width (B): 19 mm
  • Outer Ring Width (C): 13.8 mm
  • Weight: 0.599 kg
  • Country of Origin: China

Performance Characteristics:

  • Structural Configuration: Specialized single-row tapered roller assembly featuring precision-engineered conical raceways for managing complex load vectors.
  • Load Capability: Specifically designed to support simultaneous radial and high axial thrust in one direction, ensuring mechanical stability in automotive drivetrains.
  • Precision Engineering: Manufactured with optimized internal geometry to provide uniform contact stress and reduced friction during high-speed rotation.
  • Mechanical Interface: 43.3 x 90.8 x 18.2 mm dimensional format built to rigorous industrial standards for seamless replacement of original equipment.

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.

Data sheet

Inner Diameter
43,3
Outer Diameter
90,8
Width
18,2
Weight
0,59
Roller Rows
Single Row
Cage
Steel Cage
Category
Single Row Tapered Roller Bearing

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