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Double Row Full Complement Cylindrical Roller Bearings NNCL 4936 CV
Double Row Full Complement Cylindrical Roller Bearings NNCL 4936 CV

Double Row Full Complement Cylindrical Roller Bearings NNCL 4936 CV

The NNCL 4936 CV is a double-row cylindrical roller bearing with a 180mm bore and 250mm outer diameter, built from tough 52100 chrome steel. It handles heavy radial loads up to 133650 lbf and runs smoothly at speeds up to 1000 RPM.

Its full-complement design (no cage) maximises 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, making it a practical choice for replacements. Ideal for heavy machinery like gearboxes or industrial equipment where high radial loads are common.

Weighing 10.5kg, it’s sturdy yet manageable for its size. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number NNCL 4936 CV
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 180 mm
  • Bore Dia Tolerance -0.025mm to 0
  • Outer Dia 250 mm
  • Outer Dia Tolerance -0.030mm to 0
  • Width 69 mm
  • Width Tolerance -0.25mm 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 206 mm
  • Raceway Diameter Outer Ring 230.5 mm
  • Width Annular Lubrication Groove Outer Ring 7 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 133650 lbf
  • Static Radial Load 274500 lbf
  • Max Speed 1000 rpm
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Weight 10.5 kg

Features

Performance Features of NNCL 4936 CV Bearing

NNCL 4936 CV Bearing is built with double-row full complement cylindrical rollers, offering high load capacity and stability.
Its dynamic radial load capacity reaches 133,650 lbf, making it suitable for heavy-duty applications.
The chrome steel construction ensures durability and resistance to wear, even in demanding conditions.
With a maximum speed of 1,000 rpm, it balances performance and reliability.

How Does NNCL 4936 CV Bearing Resist Wear?

NNCL 4936 CV Bearing uses 52100 chrome steel for both rings and rollers, enhancing its wear resistance.
The full complement design eliminates the cage, allowing more rollers to handle higher loads.
Its static radial load capacity of 274,500 lbf ensures long-term reliability in heavy machinery.
The open seal type simplifies maintenance and lubrication.

Engineered for Precision: NNCL 4936 CV Bearing

NNCL 4936 CV Bearing features precise tolerances, with bore diameter tolerance of -0.025mm to 0.
The double-row design provides excellent radial and axial load support.
Its temperature range of -30° to 110°C ensures performance in varied environments.
The absence of a cage reduces friction, improving efficiency.

Steel vs Ceramic Bearings: Strengths of NNCL 4936 CV Bearing

NNCL 4936 CV Bearing’s 52100 chrome steel construction offers superior strength and durability.
The full complement roller design maximizes load distribution, reducing stress points.
With a width of 69 mm, it fits securely in industrial applications.
Its grease or oil lubrication options provide flexibility in maintenance.

Application

Industrial Uses of NNCL 4936 CV Bearing
NNCL 4936 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 a cage, making it ideal for slow to moderate-speed applications.

What Makes NNCL 4936 CV Bearing a Preferred Choice?
In wind turbine systems, NNCL 4936 CV Bearing provides reliable performance due to its robust chrome steel construction and ability to withstand combined loads. Its open design allows for easy lubrication, extending service life in harsh environments.

Built for Heavy-Duty Use: NNCL 4936 CV Bearing
This bearing excels in steel mill equipment, where its high static radial load capacity supports rolling mills and heavy presses. The absence of a cage reduces friction, making it suitable for applications where space and weight are considerations.

Automotive vs Aerospace: Applications of NNCL 4936 CV Bearing
In automotive applications, NNCL 4936 CV Bearing is found in large truck transmissions, while in aerospace, it supports ground-handling equipment. Its metric sizing and grease compatibility make it versatile across industries.

Perfect Fit for Automation: NNCL 4936 CV Bearing
For automated production lines, NNCL 4936 CV Bearing offers stability in robotic arms and heavy-duty actuators. The wide temperature range ensures consistent performance in varying operational conditions.

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