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Single Row Cylindrical Roller Bearings With Inner Ring NU 3084 ECMA
Single Row Cylindrical Roller Bearings With Inner Ring NU 3084 ECMA

Single Row Cylindrical Roller Bearings With Inner Ring NU 3084 ECMA

The NU 3084 ECMA is a single row cylindrical roller bearing with a 420mm bore and 620mm outer diameter, built from sturdy chrome steel. It handles combined loads up to 657000 lbf and runs smoothly at speeds up to 1000 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.

This model is interchangeable with SKF bearings, making it a practical choice for replacements. Ideal for heavy-duty applications like industrial machinery or large gearboxes where radial and axial loads are present.

Weighing 160kg, it’s a robust option for demanding environments. Compliant with RoHS and REACH standards for safe and reliable use.

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Product Parameters

  • Part Number NU 3084 ECMA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 420 mm
  • Bore Dia Tolerance -0.045mm to 0
  • Outer Dia 620 mm
  • Outer Dia Tolerance -0.05mm to 0
  • Width 150 mm
  • Width Tolerance -0.45mm to 0
  • Chamfer Dimension r1,2(min.) 5 mm
  • Permissible Axial Displacement(max.) 13 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 657000 lbf
  • Static Radial Load 1215000 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 1000 rpm
  • Weight 160 kg
  • Shoulder Dia Of Outer Ring 556 mm
  • Raceway Diameter Of Inner Ring 458.2 mm

Features

Performance Features of NU 3084 ECMA Bearing

NU 3084 ECMA Bearing is built with chrome steel rings and rollers, offering high resistance to combined loads.
Its dynamic radial load capacity reaches 657,000 lbf, making it suitable for heavy-duty applications.

The brass cage ensures smooth operation and reduces wear, even at high speeds up to 1,000 rpm.
With a temperature range of -30° to 110°C, it performs reliably in various environments.

NU 3084 ECMA Bearing’s open design allows for easy lubrication with grease or oil, reducing maintenance needs.
Its precise dimensions and tolerances ensure a perfect fit and long service life.

Application

Industrial Uses of NU 3084 ECMA Bearing
NU 3084 ECMA Bearing is commonly used in heavy machinery like rolling mills and large gearboxes, where its high radial load capacity ensures reliable performance. The brass cage design helps reduce friction, making it suitable for continuous operation.

What Makes NU 3084 ECMA Bearing a Preferred Choice?
In wind turbine applications, NU 3084 ECMA Bearing handles combined loads effortlessly, thanks to its robust chrome steel construction. Its open seal type allows for easy lubrication, extending service life in harsh environments.

Built for Heavy-Duty Use: NU 3084 ECMA Bearing
NU 3084 ECMA Bearing excels in mining equipment, where its large bore diameter accommodates heavy shafts. The grease or oil lubrication options provide flexibility for different operational conditions.

Automotive vs Aerospace: Applications of NU 3084 ECMA Bearing
NU 3084 ECMA Bearing is versatile enough for both automotive drivetrains and aerospace landing gear systems. Its high static radial load rating ensures durability under extreme pressures.

Perfect Fit for Automation: NU 3084 ECMA Bearing
NU 3084 ECMA Bearing is ideal for robotic assembly lines, where precision and load handling are critical. The metric sizing ensures compatibility with standard industrial components.

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