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Double Row Full Complement Cylindrical Roller Bearings NNCL 4856 CV
Double Row Full Complement Cylindrical Roller Bearings NNCL 4856 CV

Double Row Full Complement Cylindrical Roller Bearings NNCL 4856 CV

The NNCL 4856 CV is a double-row cylindrical roller bearing with a 280mm bore and 350mm outer diameter, built from tough chrome steel for heavy-duty use. It handles combined loads up to 165825 lbf and runs smoothly at speeds up to 1000 RPM.

Its full-complement design (no cage) maximises roller count for higher load capacity, while the open seal allows easy lubrication with grease or oil. The bearing operates in temperatures from -30°C to 110°C.

This model is interchangeable with SKF bearings, ideal for industrial gearboxes or large machinery where radial and axial loads are present. Compliant with RoHS and REACH standards for safe operation.

With a compact width of 69mm, it fits snugly in tight spaces despite its robust construction. The 8mm lubrication groove ensures consistent performance under heavy use.

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Product Parameters

  • Part Number NNCL 4856 CV
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 280 mm
  • Bore Dia Tolerance -0.035mm to 0
  • Outer Dia 350 mm
  • Outer Dia Tolerance -0.04mm to 0
  • Width 69 mm
  • Width Tolerance -0.35mm to 0
  • System of Measurement Metric
  • Roller Bearing Type Cylindrical
  • For Load Direction Combined
  • Construction Double Row Full Complement
  • Inner Ring Type With Inner Ring
  • Seal Type Open
  • Shoulder Diameter Inner Ring 308 mm
  • Raceway Diameter Outer Ring 332.4 mm
  • Width Annular Lubrication Groove Outer Ring 8 mm
  • Diameter Lubrication Hole (Outer Ring) 4 mm
  • Chamfer Dimension r1,2(min.) 2 mm
  • Permissible Axial Displacement(max.) 4 mm
  • Ring Material 52100 Chrome Steel
  • Roller Material 52100 Chrome Steel
  • Cage Material Full complement (no cage)
  • Dynamic Radial Load 165825 lbf
  • Static Radial Load 418500 lbf
  • Max Speed 1000 rpm
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant

Features

Performance Features of NNCL 4856 CV Bearing

NNCL 4856 CV Bearing is constructed with double-row full complement rollers, providing high load capacity and stability.
Its chrome steel rings and rollers ensure durability, even under heavy radial loads up to 165825 lbf.
The open design allows for easy lubrication with grease or oil, maintaining smooth operation.
With a temperature range of -30° to 110°C, it performs reliably in various environments.

Application

Industrial Uses of NNCL 4856 CV Bearing
NNCL 4856 CV Bearing is commonly used in heavy machinery like industrial gearboxes and large conveyor systems, where its double-row design handles high radial loads efficiently. The full complement of rollers ensures maximum load capacity without the need for a cage.

What Makes NNCL 4856 CV Bearing a Preferred Choice?
In wind turbine applications, NNCL 4856 CV Bearing’s robust construction and chrome steel material provide long-lasting performance under harsh conditions. Its open design allows for easy lubrication, reducing maintenance downtime.

Built for Heavy-Duty Use: NNCL 4856 CV Bearing
This bearing excels in steel mills and mining equipment, where combined loads and high speeds are common. The metric dimensions make it a versatile option for European and Asian industrial standards.

Automotive vs Aerospace: Applications of NNCL 4856 CV Bearing
While NNCL 4856 CV Bearing is too large for most automotive uses, it’s ideal for aerospace ground support equipment like cargo loaders. Its high static radial load capacity ensures reliability in demanding environments.

Perfect Fit for Automation: NNCL 4856 CV Bearing
In automated production lines, NNCL 4856 CV Bearing supports heavy robotic arms and rotating platforms. The absence of a cage allows for smoother operation at moderate speeds, reducing vibration.

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