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CR 17821 Tapered Roller Bearing | Heavy Duty 85mm Bore | Precision Industrial Machinery

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Marca: CR
Product Category: Tapered Roller Bearing

Product Details

CR 17821 Tapered Roller Bearing | Heavy Duty 85mm Bore | Precision Industrial Machinery

The CR 17821 is a high-performance tapered roller bearing engineered for critical applications involving simultaneous heavy radial and thrust loads. Constructed from through-hardened, high-carbon chromium steel, this assembly ensures superior resistance to shock loading and extends operational fatigue life far beyond standard specifications. Its geometrically optimized roller profile and raceways minimize edge loading and friction, resulting in cooler operation and maximized power transmission efficiency. Designed to handle significant misalignments and maintain precise shaft guidance, the CR 17821 offers exceptional reliability in harsh environments, making it the preferred choice for mission-critical industrial gearing and transmission systems. Built for severe duty cycles common in mining, aggregate processing, and large industrial transmissions, the CR 17821 reduces downtime and lowers total cost of ownership. The standardized separable design allows for easier mounting and dismounting, simplifying maintenance procedures. Utilizing advanced surface finishes and rigorously controlled manufacturing tolerances, this bearing guarantees optimal consistency and reliable performance under continuous heavy load conditions. Choose the CR 17821 for durable, precise operation where reliability is non-negotiable.

Key Features

  • High-Capacity Design: Optimally handles combined radial and heavy axial loads.
  • Extended Service Life: Manufactured using premium through-hardened steel for maximum durability.
  • Reduced Friction: Optimized roller geometry minimizes heat generation and energy loss.
  • Separable Components: Simplifies mounting, inspection, and maintenance procedures.
  • Precision Tolerances: Ensures accurate shaft alignment and stable operation at high loads.
  • Application Versatility: Ideal for gearboxes, differentials, heavy-duty pumps, and crane wheels.

Technical Specifications

d85 mm (Bore Diameter)
D150 mm (Outer Diameter)
B35 mm (Total Width / T)
C185 kN (Dynamic Load Rating)
C0230 kN (Static Load Rating)
Pu25 kN (Fatigue Load Limit)
TypeTapered Roller Bearing (TRB)
DesignSeparable Cone and Cup Assembly
Limiting_Speed_Grease3,800 rpm
Mass2.3 kg
MaterialHigh-Carbon Chromium Steel (SAE 52100 equivalent)