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CR NJ 2514 Cylindrical Roller Bearing | 70x125x24mm | High-Capacity Industrial Load Support

8.16 8.16

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Marca: CR
Product Category: Cylindrical Roller Bearing

Product Details

CR NJ 2514 Cylindrical Roller Bearing | 70x125x24mm | High-Capacity Industrial Load Support

The CR Series NJ 2514 Cylindrical Roller Bearing is engineered for critical applications demanding exceptional radial load capacity and high-speed stability. Featuring high-grade vacuum-degassed bearing steel and precision-machined rollers, the NJ 2514 utilizes an optimized logarithmic profile to ensure even stress distribution across the raceways, minimizing edge loading and maximizing service life. This design facilitates superior performance under heavy, fluctuating loads characteristic of industrial machinery, while the open inner ring architecture allows for simplified mounting and maintenance. Rated for severe operating conditions, this bearing is a cornerstone component for reducing unplanned downtime and enhancing overall equipment reliability. Designed specifically for heavy-duty industrial gearboxes, large pumps, mining equipment, and electric motors, the CR NJ 2514 offers significant operational advantages. Its separable components (the inner ring and roller assembly) simplify fitting and inspection procedures, crucial in complex machinery installations. Manufactured to stringent ISO standards, the CR 2514 provides reliable performance even in environments subject to continuous vibration and shock. Choosing this CR bearing ensures that operational efficiency is maintained, delivering a robust, long-term solution against premature bearing failure in high-stress applications.

Key Features

  • Exceptional Radial Load Capacity: Engineered to withstand significant heavy and shock loads common in industrial applications.
  • Optimized Roller Logarithmic Profile: Ensures even load distribution across the roller length, drastically reducing stress concentrations and prolonging lifespan.
  • Separable Design (NJ Configuration): Allows for independent mounting of the inner and outer rings, simplifying installation and maintenance in tight assemblies.
  • Low Friction Operation: Precision roller guidance minimizes heat generation, leading to enhanced energy efficiency and extended lubricant life.
  • C3 Internal Clearance Standard: Provides necessary operational clearance for industrial temperature gradients and high-speed requirements.
  • High-Strength Cage Material: Available in robust polyamide or machined brass for superior stability under high acceleration/deceleration forces.

Technical Specifications

d70 mm (Bore Diameter)
D125 mm (Outer Diameter)
B24 mm (Width)
TypeNJ (Single Row Cylindrical Roller Bearing)
DesignationNJ 2514 ECP/C3
Dynamic_Load_Rating_(C)148 kN
Static_Load_Rating_(C0)140 kN
Fatigue_Load_Limit_(Pu)16 kN
Limiting_Speed_(Grease)5,600 rpm
Limiting_Speed_(Oil)7,500 rpm
Mass1.3 kg
MaterialHigh Carbon Chromium Steel (100Cr6 equivalent)
CagePolyamide (PA66) or Machined Brass (M)