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Single Row Cylindrical Roller Bearings With Inner Ring NU 31/500 ECMA/HB1

Single Row Cylindrical Roller Bearings With Inner Ring NU 31/500 ECMA/HB1

The NU 31/500 ECMA/HB1 is a single-row cylindrical roller bearing with a large 500mm bore and 830mm outer diameter, built from sturdy chrome steel. It handles heavy radial loads up to 1449000 lbf and works well at speeds up to 1000 RPM.

Its brass cage and open design make it easy to lubricate with grease or oil, while the inner ring ensures stable performance. The bearing operates smoothly in temperatures from -30°C to 110°C.

With a weight of 595kg, this robust bearing is ideal for heavy-duty applications like industrial machinery or large gearboxes. It’s interchangeable with SKF bearings, offering a reliable replacement option.

Compliant with RoHS and REACH standards, it’s a durable choice for demanding environments where combined loads are common. The 7.5mm chamfer edges add to its ease of installation.

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Product Parameters

  • Part Number NU 31/500 ECMA/HB1
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 500 mm
  • Bore Dia Tolerance -0.045mm to 0
  • Outer Dia 830 mm
  • Outer Dia Tolerance -0.10mm to 0
  • Width 264 mm
  • Width Tolerance -0.45mm to 0
  • Chamfer Dimension r1,2(min.) 7.5 mm
  • Permissible Axial Displacement(max.) 14.5 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, outer ring centred
  • Dynamic Radial Load 1449000 lbf
  • Static Radial Load 2700000 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 1000 rpm
  • Weight 595 kg
  • Shoulder Dia Of Outer Ring 728 mm
  • Raceway Diameter Of Inner Ring 576 mm
Single Row Cylindrical Roller Bearings With Inner Ring NU 31/500 ECMA/HB1 dimension drawing
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Features

Performance Features of NU 31/500 ECMA/HB1 Bearing

NU 31/500 ECMA/HB1 Bearing is built with chrome steel rings and rollers, offering robust resistance to combined loads.
Its dynamic radial load capacity reaches 1,449,000 lbf, making it suitable for heavy-duty applications.

The brass cage ensures smooth roller alignment, reducing friction and enhancing durability.
With a maximum speed of 1,000 rpm, it delivers reliable performance in demanding conditions.

NU 31/500 ECMA/HB1 Bearing operates efficiently in temperatures ranging from -30° to 110°C.
Its open design allows for easy lubrication with grease or oil, ensuring long service life.

The precise tolerances of NU 31/500 ECMA/HB1 Bearing guarantee consistent performance.
Its large size and weight (595 kg) make it ideal for industrial machinery requiring high load capacity.

Application

Industrial Uses of NU 31/500 ECMA/HB1 Bearing
NU 31/500 ECMA/HB1 Bearing is commonly used in heavy industrial machinery, such as large gearboxes and rolling mills, where its high radial load capacity is essential. The brass cage design helps reduce friction, making it suitable for continuous operation.

In wind turbine applications, NU 31/500 ECMA/HB1 Bearing handles the combined loads from rotor blades efficiently. Its chrome steel construction ensures durability even in harsh outdoor conditions.

For mining equipment, NU 31/500 ECMA/HB1 Bearing’s large size and robust design make it ideal for crushers and conveyors. The open seal type allows for easy lubrication, extending service life in dusty environments.

NU 31/500 ECMA/HB1 Bearing also fits well in paper manufacturing machines, where precision and reliability are key. The metric dimensions ensure compatibility with a wide range of industrial systems.

Q&A

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