Double Row Super-Precision Cylindrical Roller Bearings NN 3018 KTN9/VQ497

The NN 3018 KTN9/VQ497 is a double-row cylindrical roller bearing with a 90mm bore and 140mm outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 31050 lbf and reaches speeds of 7000 RPM.

Its open design and PA66 cage ensure smooth operation, while the tapered bore allows for easy mounting. The bearing performs reliably in temperatures from -30°C to 110°C.

This model is interchangeable with SKF bearings, making it a practical choice for replacements. Suitable for precision applications like machine tools or industrial gearboxes.

Weighing 1.95kg, it offers a robust yet manageable size. Compliant with RoHS and REACH standards for safe use.

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Description

Features

Application

Q&A

Product Parameters

Part Number NN 3018 KTN9/VQ497
Size 90 mm x 140 mm x 37 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 90 mm
Outer Dia 140 mm
Width 37 mm
Chamfer Dimension Outer Ring(r1,2)(min.) 1.5 mm
Chamfer Dimension Inner Ring(r3,4)(min.) 1 mm
Permissible Axial Displacement(max.) 2 mm
Ring Material Chrome Steel
Roller Material Chrome Steel
Dynamic Radial Load 31050 lbf
Static Radial Load 48600 lbf
Max Speed 7000 rpm
Lubrication Grease, Oil
Temperature Range -30° to 110 °C
RoHS Compliant
REACH Compliant
Weight 1.95 kg
Cage Material PA66 cage, roller centred

Double Row Super-Precision Cylindrical Roller Bearings NN 3018 KTN9/VQ497 dimension drawing

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Features

Performance Features of NN 3018 KTN9/VQ497 Bearing

NN 3018 KTN9/VQ497 Bearing is built with chrome steel rings and rollers, offering high resistance to combined loads.
Its dynamic radial load capacity reaches 31050 lbf, making it suitable for demanding industrial applications.

The double-row cylindrical design ensures stability and precision, even at high speeds up to 7000 rpm.
PA66 cage keeps the rollers centred, reducing friction and enhancing longevity.

NN 3018 KTN9/VQ497 Bearing operates efficiently in temperatures ranging from -30° to 110°C.
Its open seal design allows for easy lubrication with either grease or oil, simplifying maintenance.

The tapered bore design ensures secure fitting, reducing the risk of misalignment.
With a weight of 1.95 kg, it balances durability and ease of handling.

Application

Industrial Uses of NN 3018 KTN9/VQ497 Bearing
NN 3018 KTN9/VQ497 Bearing is commonly used in machine tools, where its double-row design handles both radial and axial loads efficiently. The tapered bore ensures a secure fit, reducing slippage during high-speed operations.

In automotive applications, NN 3018 KTN9/VQ497 Bearing supports gearboxes and drivetrains, offering reliable performance under combined loads. Its chrome steel construction provides durability, even in demanding conditions.

For automation systems, NN 3018 KTN9/VQ497 Bearing is ideal for robotic arms and precision machinery, thanks to its high-speed capability and low friction. The open design allows for easy lubrication, extending service life.

Medical imaging devices benefit from NN 3018 KTN9/VQ497 Bearing’s precision and stability, ensuring smooth operation in critical applications. The PA66 cage material reduces noise, making it suitable for sensitive environments.

In heavy machinery, NN 3018 KTN9/VQ497 Bearing excels in conveyor systems and presses, where its high load capacity and robustness are essential. The grease or oil lubrication options provide flexibility for different operating conditions.