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Single Row Cylindrical Roller Bearings With Inner Ring NU 317 ECJ
Single Row Cylindrical Roller Bearings With Inner Ring NU 317 ECJ

Single Row Cylindrical Roller Bearings With Inner Ring NU 317 ECJ

The NU 317 ECJ is a single row cylindrical roller bearing with an 85mm bore and 180mm outer diameter, crafted from durable chrome steel. It handles combined loads up to 76500 lbf and operates smoothly at speeds up to 5000 RPM.

Its open design allows for easy lubrication with grease or oil, while the steel cage ensures stable roller alignment. The bearing performs reliably in temperatures ranging from -30°C to 110°C.

With a width of 41mm and chamfered edges of 3mm, it fits snugly in tight spaces. This model is interchangeable with SKF bearings, making it a practical choice for replacements.

Ideal for heavy-duty applications like industrial gearboxes or machinery where radial and axial loads are present. Compliant with RoHS and REACH standards, it weighs 4.75kg for its robust size.

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Product Parameters

  • Part Number NU 317 ECJ
  • 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
  • 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 Steel 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 4.75 kg
  • Shoulder Dia Of Outer Ring 151.4 mm
  • Raceway Diameter Of Inner Ring 108 mm

Features

Performance Features of NU 317 ECJ Bearing

NU 317 ECJ 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 steel 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 various conditions.

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

Application

Industrial Uses of NU 317 ECJ Bearing
NU 317 ECJ 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 open seal type allows for easy lubrication, extending service life in demanding conditions.

What Makes NU 317 ECJ Bearing a Preferred Choice?
In automotive applications, NU 317 ECJ Bearing fits well in truck wheel hubs and transmission systems due to its robust chrome steel construction. Its metric sizing ensures compatibility with a variety of commercial vehicle designs.

Built for Heavy-Duty Use: NU 317 ECJ Bearing
For automation equipment, NU 317 ECJ Bearing provides reliable performance in robotic arms and conveyor systems, thanks to its high dynamic load capacity. The steel cage design ensures stability even during rapid movements.

Medical vs Industrial: Where NU 317 ECJ Bearing Excels
While not typically used in medical devices, NU 317 ECJ Bearing shines in industrial settings like paper mills and mining equipment. Its ability to withstand combined loads makes it versatile for rugged environments.

Perfect Fit for Automation: NU 317 ECJ Bearing
NU 317 ECJ Bearing is ideal for 3D printers and CNC machines, where precision and durability are key. The grease or oil lubrication options adapt to different operational needs, ensuring smooth performance.

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