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Double Row Super-Precision Cylindrical Roller Bearings NN 3014 KTN/VQ554

Double Row Super-Precision Cylindrical Roller Bearings NN 3014 KTN/VQ554

The NN 3014 KTN/VQ554 is a double-row cylindrical roller bearing with a 70mm bore and 110mm outer diameter, crafted from durable chrome steel. It handles combined loads up to 21780 lbf and spins smoothly at speeds up to 9000 RPM.

Its open design allows for easy lubrication with grease or oil, while the PA66 cage ensures stable roller alignment. The bearing operates efficiently in temperatures ranging from -30°C to 110°C.

With a tapered bore (1:12 ratio), it offers secure fitting and can handle axial displacement up to 2mm. This model is interchangeable with SKF bearings, making it a versatile choice for replacements.

Ideal for precision applications like machine tools or industrial gearboxes, where high radial loads and speed are common. Weighing 1kg, it balances strength and compactness, complying with RoHS and REACH standards.

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Product Parameters

  • Part Number NN 3014 KTN/VQ554
  • Size 70 mm x 110 mm x 30 mm
  • Brand TFL
  • Interchangeable brand SKF
  • System of Measurement Metric
  • Roller Bearing Type Cylindrical
  • Bore Type Taper 1:12
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Bore Dia 70 mm
  • Outer Dia 110 mm
  • Width 30 mm
  • Chamfer Dimension Outer Ring(r1,2)(min.) 1.1 mm
  • Chamfer Dimension Inner Ring(r3,4)(min.) 0.6 mm
  • Permissible Axial Displacement(max.) 2 mm
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Dynamic Radial Load 21780 lbf
  • Static Radial Load 33750 lbf
  • Max Speed 9000 rpm
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Weight 1 kg
  • Cage Material PA66 cage, roller centred
Double Row Super-Precision Cylindrical Roller Bearings NN 3014 KTN/VQ554 dimension drawing
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Features

Performance Features of NN 3014 KTN/VQ554 Bearing

NN 3014 KTN/VQ554 Bearing is built with chrome steel rings and rollers, offering high resistance to combined loads.
Its dynamic radial load capacity reaches 21780 lbf, making it suitable for heavy-duty applications.

The double-row design enhances stability and load distribution, ensuring smooth operation.
With a maximum speed of 9000 rpm, it delivers both durability and efficiency.

NN 3014 KTN/VQ554 Bearing operates in temperatures from -30° to 110°C, adapting to various environments.
The PA66 cage keeps rollers centred, reducing friction and extending service life.

Its open seal type allows easy lubrication with grease or oil, simplifying maintenance.
The taper bore design ensures secure fitting, enhancing overall reliability.

Application

Essential Roles of NN 3014 KTN/VQ554 Bearing
NN 3014 KTN/VQ554 Bearing is widely used in industrial machinery, especially in high-precision applications like machine tools and gearboxes. Its double-row design ensures stability under combined loads, making it a reliable choice for demanding environments.

In automotive systems, NN 3014 KTN/VQ554 Bearing supports components such as transmissions and differentials, where its tapered bore enhances alignment accuracy. The chrome steel construction also provides durability under high-speed conditions.

For automation and robotics, NN 3014 KTN/VQ554 Bearing’s open design and PA66 cage allow smooth operation in mechanical arms and precision equipment. Its grease or oil lubrication options adapt well to various operational needs.

In medical imaging devices, NN 3014 KTN/VQ554 Bearing offers consistent performance due to its high radial load capacity. The temperature range of -30° to 110°C ensures reliability in diverse clinical settings.

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