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Single Row Cylindrical Roller Bearings With Inner Ring NU 2268 MA

Single Row Cylindrical Roller Bearings With Inner Ring NU 2268 MA

The NU 2268 MA is a single-row cylindrical roller bearing with a 340mm bore and 620mm outer diameter, built from sturdy chrome steel. It handles combined loads up to 594,000 lbf and runs smoothly at speeds up to 2000 RPM.

Its brass cage design ensures durability, while the open structure allows easy lubrication with grease or oil. The bearing operates well in temperatures from -30°C to 110°C.

With a weight of 226kg, it’s a robust choice for heavy-duty applications like industrial gearboxes or large machinery. Compliant with RoHS and REACH standards, it’s a reliable option for replacements, interchangeable with SKF bearings.

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Product Parameters

  • Part Number NU 2268 MA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 340 mm
  • Bore Dia Tolerance -0.04mm to 0
  • Outer Dia 620 mm
  • Outer Dia Tolerance -0.05mm to 0
  • Width 165 mm
  • Width Tolerance -0.40mm to 0
  • Chamfer Dimension r1,2(min.) 6 mm
  • Permissible Axial Displacement(max.) 8 mm
  • System of Measurement Metric
  • Roller Bearing Type Cylindrical
  • For Load Direction Combined
  • Construction Single Row
  • Inner Ring Type With Inner Ring
  • Seal Type Open
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Brass cage, outer ring centred
  • Dynamic Radial Load 594000 lbf
  • Static Radial Load 1012500 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 2000 rpm
  • Weight 226 kg
  • Shoulder Dia Of Outer Ring 515 mm
  • Raceway Diameter Of Inner Ring 416 mm
Single Row Cylindrical Roller Bearings With Inner Ring NU 2268 MA dimension drawing
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Features

Performance Features of NU 2268 MA Bearing

NU 2268 MA Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 594,000 lbf, ensuring reliable performance in heavy-duty applications.

The brass cage keeps the rollers aligned, reducing wear and extending service life.
With a maximum speed of 2,000 rpm, it balances durability and efficiency in demanding conditions.

NU 2268 MA Bearing operates smoothly in temperatures ranging from -30° to 110°C.
Its open design allows for easy lubrication with grease or oil, reducing maintenance needs.

Application

Industrial Uses of NU 2268 MA Bearing
NU 2268 MA Bearing is commonly used in heavy machinery like industrial gearboxes and large conveyor systems, where its high radial load capacity is essential. The brass cage design helps reduce friction, ensuring smooth operation even under demanding conditions.

Where Is NU 2268 MA Bearing Used?
You’ll often find NU 2268 MA Bearing in wind turbines and mining equipment, thanks to its ability to handle combined loads. Its chrome steel construction provides durability in harsh environments, making it a reliable choice for long-term use.

Built for Heavy-Duty Use: NU 2268 MA Bearing
NU 2268 MA Bearing excels in steel mills and paper processing plants, where its high dynamic radial load rating is crucial. The open seal design allows for easy lubrication, extending the bearing’s service life in high-speed applications.

Automotive vs Aerospace: Applications of NU 2268 MA Bearing
In automotive applications, NU 2268 MA Bearing supports large drivetrain components, while in aerospace, it’s used in auxiliary systems. Its metric sizing ensures compatibility with a wide range of industrial and transportation equipment.

Perfect Fit for Automation: NU 2268 MA Bearing
NU 2268 MA Bearing is ideal for robotic assembly lines and automated manufacturing systems, where precision and reliability are key. The brass cage and chrome steel rollers ensure consistent performance even at high speeds.

Q&A

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