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Double Row Full Complement Cylindrical Roller Bearings NNC 4914 CV
Double Row Full Complement Cylindrical Roller Bearings NNC 4914 CV

Double Row Full Complement Cylindrical Roller Bearings NNC 4914 CV

The NNC 4914 CV is a double row full complement cylindrical roller bearing with a 70mm bore and 100mm outer diameter, crafted from durable 52100 chrome steel. It handles combined loads up to 25650 lbf and runs smoothly at speeds up to 4000 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 gearboxes or industrial machinery where high radial loads are common.

Weighing 0.75kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number NNC 4914 CV
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 70 mm
  • Bore Dia Tolerance -0.015mm to 0
  • Outer Dia 100 mm
  • Outer Dia Tolerance -0.015mm to 0
  • Width 30 mm
  • Width Tolerance -0.15mm 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 83 mm
  • Raceway Diameter Outer Ring 87 mm
  • Width Annular Lubrication Groove Outer Ring 4.5 mm
  • Diameter Lubrication Hole (Outer Ring) 3.5 mm
  • Chamfer Dimension r1,2(min.) 1 mm
  • Ring Material 52100 Chrome Steel
  • Roller Material 52100 Chrome Steel
  • Cage Material Full complement (no cage)
  • Dynamic Radial Load 25650 lbf
  • Static Radial Load 43425 lbf
  • Max Speed 4000 rpm
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Weight 0.75 kg

Features

Performance Features of NNC 4914 CV Bearing

NNC 4914 CV Bearing is built with double-row full complement cylindrical rollers, offering high load capacity and durability.
Its 52100 chrome steel construction ensures strong resistance to wear and tear in demanding conditions.

The bearing handles combined loads efficiently, with a dynamic radial load capacity of 25,650 lbf.
It operates smoothly at speeds up to 4,000 rpm, making it suitable for various industrial applications.

NNC 4914 CV Bearing works in temperatures ranging from -30° to 110°C, ensuring reliable performance.
Its open design allows for easy lubrication with grease or oil, reducing maintenance needs.

The full complement roller design maximises load distribution, enhancing longevity.
With precise tolerances and robust materials, it provides consistent performance under heavy loads.

Application

Industrial Uses of NNC 4914 CV Bearing
NNC 4914 CV Bearing is commonly used in heavy machinery like gearboxes and rolling mills, 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 NNC 4914 CV Bearing a Preferred Choice?
In automotive applications, NNC 4914 CV Bearing supports drivetrain components, offering reliable performance under combined loads. Its chrome steel construction provides durability, while the open design allows for easy lubrication in demanding environments.

Built for Heavy-Duty Use: NNC 4914 CV Bearing
This bearing excels in industrial fans and pumps, where its high static and dynamic load ratings ensure long service life. The metric dimensions make it a versatile choice for European and Asian equipment manufacturers.

Medical vs Industrial: Where NNC 4914 CV Bearing Excels
While not typically used in medical devices, NNC 4914 CV Bearing shines in industrial settings like conveyor systems. Its robust design and grease/oil lubrication options make it suitable for harsh operating conditions.

Practical Applications of NNC 4914 CV Bearing
In automation systems, NNC 4914 CV Bearing is often found in robotic arms and heavy-duty actuators. The absence of a cage allows for higher load capacity, ensuring smooth operation in repetitive motion scenarios.

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