NU 319 ECJ 95x200x45 Bearing

The NU 319 ECJ Single Row Cylindrical Roller Bearing is highly suitable for machines and equipment where high radial load capacity is required, especially in applications with high speeds and limited axial load. Below is a detailed description of the machines it is used in, the role it plays in these machines, and replaceable bearing brands or series.

Machines Suitable for NU 319 ECJ Bearing

1. Electric Motors:

   • Role: The bearing supports the rotor’s shaft, ensuring smooth rotation by reducing friction and absorbing radial loads. It plays a vital role in maintaining efficient motor operation and extending the motor’s lifespan.

2. Gearboxes:

   • Role: Inside gearboxes, the bearing supports shafts under heavy radial loads while keeping the gears in place. It helps ensure smooth transmission and efficient power transfer between gears.

3. Pumps (Centrifugal and Reciprocating Pumps):

   • Role: The bearing supports the pump shafts, allowing for continuous rotation under high loads. It helps maintain proper alignment, reduce friction, and prevent vibration, thus improving pump efficiency.

4. Compressors (Centrifugal and Screw Compressors):

   • Role: NU 319 ECJ bearings help absorb the radial forces exerted by moving compressor parts, thus stabilizing the compressor’s operation and ensuring the longevity of the equipment.

5. Turbines (Steam and Gas Turbines):

   • Role: In turbines, the bearing helps support heavy radial loads caused by the turbine’s fast-rotating shafts. It ensures stable rotation under high temperatures and high-speed conditions.

6. Heavy Industrial Machinery (Steel Mills, Mining Equipment):

   • Role: The bearing plays a crucial role in supporting the heavy loads associated with rolling mills or mining conveyors. It ensures minimal friction and allows machinery to function at optimal performance.

7. Paper Machines:

   • Role: Bearings in paper machines are subjected to high loads and speeds. NU 319 ECJ bearings help maintain the stability of the rotating parts while reducing wear, which is essential for continuous paper production.

Role in These Machines:

In all the above machines, the NU 319 ECJ Single Row Cylindrical Roller Bearing’s primary role is to:

• Carry heavy radial loads while allowing for some axial displacement.
• Minimize friction during high-speed operations, ensuring energy-efficient machine performance.
• Support smooth shaft rotation, enhancing the stability and longevity of machinery components.
• Prevent misalignment and vibration by stabilizing rotating shafts.

Replaceable Brands or Series of Bearings

Several brands manufacture similar cylindrical roller bearings that can serve as a replacement for the NU 319 ECJ bearing. Some notable brands and their corresponding series include:

1. SKF (Original Brand)

   • Series: SKF NU 319 ECJ (SKF Explorer series)

2. FAG Bearings (Schaeffler Group)

   • Series: FAG NU 319-E-TVP2
   • Description: Offers similar performance with high radial load capacity and durability.

3. NSK Bearings

   • Series: NSK NU 319 EM
   • Description: High-performance bearing suitable for industrial applications with heavy radial loads.

4. NTN Bearings

   • Series: NTN NU319
   • Description: Widely used in industrial machinery with excellent durability and load capacity.

5. Timken Bearings

   • Series: Timken NU319EMA
   • Description: Known for high-performance cylindrical roller bearings with precision-engineered durability.

6. Koyo Bearings

   • Series: Koyo NU319
   • Description: Designed for high-load industrial applications, offering long-lasting performance.