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Single Row Cylindrical Roller Bearings With Inner Ring NJ 317 ECP
Single Row Cylindrical Roller Bearings With Inner Ring NJ 317 ECP

Single Row Cylindrical Roller Bearings With Inner Ring NJ 317 ECP

The NJ 317 ECP is a single-row cylindrical roller bearing with an 85mm bore and 180mm outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 76,500 lbf and runs smoothly at speeds up to 5000 RPM.

Its open design allows easy lubrication with grease or oil, while the PA66 cage ensures durability and centred roller alignment. 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 gearboxes or industrial machinery where radial and axial loads are present.

Weighing 4.78kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and reliable use.

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Product Parameters

  • Part Number NJ 317 ECP
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 85 mm
  • Bore Dia Tolerance -0.02mm to 0
  • Outer Dia 180 mm
  • Outer Dia Tolerance -0.025mm to 0
  • Width 41 mm
  • Width Tolerance -0.20mm to 0
  • Shoulder Dia Of Inner Ring 117 mm
  • Chamfer Dimension r1,2(min.) 3 mm
  • Chamfer Dimension r3,4(min.) 3 mm
  • Permissible Axial Displacement(max.) 2.3 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 PA66 cage, roller centred
  • Dynamic Radial Load 76500 lbf
  • Static Radial Load 75375 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 5000 rpm
  • Weight 4.78 kg
  • Shoulder Dia Of Outer Ring 151.4 mm
  • Raceway Diameter Of Inner Ring 108 mm

Features

Performance Features of NJ 317 ECP Bearing

NJ 317 ECP Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 76,500 lbf, ensuring reliable performance in heavy-duty applications.

The PA66 cage keeps the rollers centred, reducing friction and extending service life.
With a maximum speed of 5,000 rpm, it balances durability and efficiency in demanding conditions.

NJ 317 ECP Bearing operates smoothly in temperatures ranging from -30° to 110°C.
Its open design allows for easy lubrication with grease or oil, minimising maintenance needs.

Application

Industrial Uses of NJ 317 ECP Bearing
NJ 317 ECP Bearing is commonly used in heavy machinery like gearboxes and large electric motors, where its cylindrical roller design handles high radial loads efficiently. The open seal type allows for easy lubrication, making it suitable for industrial environments.

What Makes NJ 317 ECP Bearing a Preferred Choice?
In automotive applications, NJ 317 ECP Bearing supports components like wheel hubs and transmissions, thanks to its robust chrome steel construction. Its metric sizing ensures compatibility with a variety of vehicle designs.

Perfect Fit for Automation: NJ 317 ECP Bearing
For automated systems, NJ 317 ECP Bearing provides reliable performance in robotic arms and conveyor belts. The PA66 cage material reduces friction, enhancing its durability in continuous operation.

Medical vs Industrial: Where NJ 317 ECP Bearing Excels
While NJ 317 ECP Bearing is ideal for industrial equipment, its precision also makes it suitable for medical imaging devices. The temperature range of -30° to 110°C ensures consistent performance in various settings.

Essential Roles of NJ 317 ECP Bearing
In consumer electronics, NJ 317 ECP Bearing can be found in high-power fans and printers, where its smooth operation reduces noise. The grease or oil lubrication options provide flexibility for different maintenance needs.

Q&A

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