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Single Row Cylindrical Roller Bearings With Inner Ring NJ 1044 ML

Single Row Cylindrical Roller Bearings With Inner Ring NJ 1044 ML

The NJ 1044 ML is a single-row cylindrical roller bearing with a 220mm bore and 340mm outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 128250 lbf and runs smoothly at speeds up to 3000 RPM.

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

With a permissible axial displacement of 7.5mm, it offers flexibility in applications. Ideal for heavy machinery or industrial equipment where radial and axial loads are present.

Weighing 18.8kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a reliable choice for replacements, interchangeable with SKF bearings.

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Product Parameters

  • Part Number NJ 1044 ML
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 220 mm
  • Bore Dia Tolerance -0.03mm to 0
  • Outer Dia 340 mm
  • Outer Dia Tolerance -0.04mm to 0
  • Width 56 mm
  • Width Tolerance -0.30mm to 0
  • Shoulder Dia Of Inner Ring 262 mm
  • Chamfer Dimension r1,2(min.) 3 mm
  • Chamfer Dimension r3,4(min.) 3 mm
  • Permissible Axial Displacement(max.) 7.5 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, inner or outer ring centred
  • Dynamic Radial Load 128250 lbf
  • Static Radial Load 165375 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 3000 rpm
  • Weight 18.8 kg
  • Shoulder Dia Of Outer Ring 296.2 mm
  • Raceway Diameter Of Inner Ring 250 mm
Single Row Cylindrical Roller Bearings With Inner Ring NJ 1044 ML dimension drawing
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Features

How Does NJ 1044 ML Bearing Handle Combined Loads?

NJ 1044 ML Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and axial loads.
Its dynamic radial load capacity reaches 128,250 lbf, ensuring reliable performance in demanding applications.
The brass cage keeps the rollers aligned, reducing wear and extending service life.
With a maximum speed of 3,000 rpm, it balances durability and efficiency.

Application

Industrial Uses of NJ 1044 ML Bearing
NJ 1044 ML Bearing is commonly used in heavy machinery like industrial gearboxes and large electric motors, where its cylindrical roller design handles high radial loads efficiently. The brass cage ensures smooth operation even at speeds up to 3000 rpm.

Where Is NJ 1044 ML Bearing Used?
You’ll often find NJ 1044 ML Bearing in conveyor systems and mining equipment, thanks to its robust chrome steel construction. Its open design allows for easy lubrication, making it ideal for harsh environments.

Built for Heavy-Duty Use: NJ 1044 ML Bearing
NJ 1044 ML Bearing excels in applications like wind turbines and paper mills, where combined loads are common. The inner ring design provides stability, while the 56 mm width offers added support for heavy components.

Automotive vs Aerospace: Applications of NJ 1044 ML Bearing
In automotive settings, NJ 1044 ML Bearing supports large drivetrain components, while in aerospace, it’s used in auxiliary systems. Its temperature range of -30° to 110°C ensures reliability in varying conditions.

Perfect Fit for Automation: NJ 1044 ML Bearing
NJ 1044 ML Bearing is a great choice for robotic arms and automated production lines, where precision and durability are key. The metric sizing makes it easy to integrate into European and Asian machinery designs.

Q&A

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