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Single Row Cylindrical Roller Bearings With Inner Ring NJ 217 ECM

Single Row Cylindrical Roller Bearings With Inner Ring NJ 217 ECM

The NJ 217 ECM is a single-row cylindrical roller bearing with an 85mm bore and 150mm outer diameter, crafted from durable chrome steel. It handles combined loads up to 42750 lbf and reaches speeds of 5000 RPM.

Its brass cage ensures smooth operation, while the open design allows easy lubrication with grease or oil. The bearing performs reliably in temperatures from -30°C to 110°C.

With a permissible axial displacement of 1.5mm, it offers flexibility in mounting. The inner ring design provides stability under heavy radial loads.

Ideal for industrial machinery like pumps or gearboxes, where robust performance is needed. Compliant with RoHS and REACH standards, it’s a dependable choice for replacements, interchangeable with SKF bearings. Weighing 2.15kg, it balances strength and practicality.

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Product Parameters

  • Part Number NJ 217 ECM
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 85 mm
  • Bore Dia Tolerance -0.02mm to 0
  • Outer Dia 150 mm
  • Outer Dia Tolerance -0.018mm to 0
  • Width 28 mm
  • Width Tolerance -0.20mm to 0
  • Shoulder Dia Of Inner Ring 107 mm
  • Chamfer Dimension r1,2(min.) 2 mm
  • Chamfer Dimension r3,4(min.) 2 mm
  • Permissible Axial Displacement(max.) 1.5 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, roller centred
  • Dynamic Radial Load 42750 lbf
  • Static Radial Load 45000 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 5000 rpm
  • Weight 2.15 kg
  • Shoulder Dia Of Outer Ring 130.3 mm
  • Raceway Diameter Of Inner Ring 100.5 mm
Single Row Cylindrical Roller Bearings With Inner Ring NJ 217 ECM dimension drawing
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Features

How Does NJ 217 ECM Bearing Handle Combined Loads?

NJ 217 ECM Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and axial loads.
Its dynamic radial load capacity reaches 42,750 lbf, ensuring reliable performance in demanding conditions.
The brass cage keeps the rollers centred, reducing friction and extending service life.
With a maximum speed of 5,000 rpm, it balances durability and efficiency for various applications.

Application

Industrial Uses of NJ 217 ECM Bearing
NJ 217 ECM Bearing is commonly used in heavy machinery like gearboxes and industrial pumps, where its cylindrical roller design handles both radial and axial loads efficiently. The brass cage ensures smooth rotation even at high speeds, making it suitable for demanding environments.

What Makes NJ 217 ECM Bearing a Preferred Choice?
In automotive applications, NJ 217 ECM Bearing supports components such as transmissions and differentials, thanks to its robust chrome steel construction. Its metric sizing and open design allow for easy integration into various vehicle models.

Built for Heavy-Duty Use: NJ 217 ECM Bearing
For automation systems, NJ 217 ECM Bearing excels in robotic arms and conveyor belts, where precision and durability are key. The grease or oil lubrication options provide flexibility depending on operational needs.

Medical vs Industrial: Where NJ 217 ECM Bearing Excels
While NJ 217 ECM Bearing is reliable in industrial settings, it also finds use in medical imaging devices where consistent performance is critical. Its temperature range and load capacity make it versatile across different sectors.

Q&A

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