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Double Row Full Complement Cylindrical Roller Bearings NNCF 4852 CV
Double Row Full Complement Cylindrical Roller Bearings NNCF 4852 CV

Double Row Full Complement Cylindrical Roller Bearings NNCF 4852 CV

The NNCF 4852 CV is a double row full complement cylindrical roller bearing with a 260mm bore and 320mm outer diameter, built from tough 52100 chrome steel. It handles combined loads up to 126225 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 well in temperatures from -30°C to 110°C.

This model is interchangeable with SKF bearings, making it a practical choice for replacements. Ideal for heavy-duty applications like industrial gearboxes or large machinery where high radial loads are common.

With a compact 60mm width, it fits well in tight spaces despite its robust construction. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number NNCF 4852 CV
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 260 mm
  • Bore Dia Tolerance -0.035mm to 0
  • Outer Dia 320 mm
  • Outer Dia Tolerance -0.04mm to 0
  • Width 60 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 283.5 mm
  • Raceway Diameter Outer Ring 297 mm
  • Width Annular Lubrication Groove Outer Ring 8 mm
  • Diameter Lubrication Hole (Outer Ring) 4 mm
  • Chamfer Dimension r1,2(min.) 2 mm
  • Chamfer Dimension r3,4(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 126225 lbf
  • Static Radial Load 315000 lbf
  • Max Speed 1000 rpm
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant

Features

Performance Features of NNCF 4852 CV Bearing

NNCF 4852 CV Bearing is constructed with double row full complement cylindrical rollers, offering high load capacity and stability.
Its 52100 chrome steel rings and rollers provide excellent resistance to wear and fatigue.
The bearing can handle dynamic radial loads up to 126225 lbf, making it suitable for heavy-duty applications.
With a maximum speed of 1000 rpm, it ensures reliable performance in various industrial settings.

How Does NNCF 4852 CV Bearing Resist Wear?

NNCF 4852 CV Bearing uses 52100 chrome steel for both rings and rollers, enhancing its durability and wear resistance.
The full complement design increases the number of rollers, improving load distribution and reducing stress.
It operates smoothly within a temperature range of -30° to 110 °C, maintaining performance in diverse conditions.
Grease or oil lubrication options further extend its service life by minimizing friction.

Engineered for Precision: NNCF 4852 CV Bearing

NNCF 4852 CV Bearing features precise dimensions with tight tolerances, ensuring accurate alignment and smooth operation.
The absence of a cage allows for more rollers, maximising load capacity and efficiency.
Its permissible axial displacement of 4 mm accommodates slight misalignments without compromising performance.
This design makes it ideal for applications requiring high radial load capacity and precision.

Application

Industrial Uses of NNCF 4852 CV Bearing
NNCF 4852 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, making it suitable for demanding environments.

Where Is NNCF 4852 CV Bearing Used?
You’ll often find NNCF 4852 CV Bearing in applications like rolling mills and mining equipment, where its robust construction withstands intense operational stresses. The open seal design allows for easy lubrication, extending service life in harsh conditions.

Built for Heavy-Duty Use: NNCF 4852 CV Bearing
NNCF 4852 CV Bearing excels in construction equipment, supporting crane slewing rings and excavator swing mechanisms. Its chrome steel rollers and rings provide durability, even under continuous heavy loads.

Automotive vs Aerospace: Applications of NNCF 4852 CV Bearing
In automotive settings, NNCF 4852 CV Bearing is used in large truck transmissions, while aerospace applications include landing gear systems. Its metric sizing ensures compatibility with international machinery standards.

Perfect Fit for Automation: NNCF 4852 CV Bearing
NNCF 4852 CV Bearing is ideal for robotic assembly lines, where its high load capacity supports precise movement. The absence of a cage allows for more rollers, enhancing stability in automated processes.

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