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Single Row Cylindrical Roller Bearings With Inner Ring NJ 307 ECM
Single Row Cylindrical Roller Bearings With Inner Ring NJ 307 ECM

Single Row Cylindrical Roller Bearings With Inner Ring NJ 307 ECM

The NJ 307 ECM is a single-row cylindrical roller bearing with a 35mm bore and 80mm outer diameter, crafted from durable chrome steel. It handles combined loads up to 16875 lbf and spins smoothly at speeds up to 11000 RPM.

Its brass cage keeps rollers centred for even load distribution, 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 compact width of 21mm, it fits well in tight spaces. The inner ring design ensures stable axial displacement up to 1.2mm.

Ideal for industrial machinery, gearboxes, or pumps where high radial loads and moderate axial loads are present. Compliant with RoHS and REACH standards for safe use. Weighs 0.57kg for easy handling.

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Product Parameters

  • Part Number NJ 307 ECM
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 35 mm
  • Bore Dia Tolerance -0.012mm to 0
  • Outer Dia 80 mm
  • Outer Dia Tolerance -0.013mm to 0
  • Width 21 mm
  • Width Tolerance -0.12mm to 0
  • Shoulder Dia Of Inner Ring 51 mm
  • Chamfer Dimension r1,2(min.) 1.5 mm
  • Chamfer Dimension r3,4(min.) 1.1 mm
  • Permissible Axial Displacement(max.) 1.2 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 16875 lbf
  • Static Radial Load 14175 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 11000 rpm
  • Weight 0.57 kg
  • Shoulder Dia Of Outer Ring 65.8 mm
  • Raceway Diameter Of Inner Ring 46.2 mm

Features

Performance Features of NJ 307 ECM Bearing

NJ 307 ECM Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 16875 lbf, ensuring reliable performance in various applications.

The brass cage keeps the rollers centred, reducing friction and extending service life.
With a maximum speed of 11000 rpm, it balances durability and efficiency in demanding conditions.

NJ 307 ECM 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.

The precise chamfer dimensions and shoulder diameters ensure easy installation and alignment.
This makes NJ 307 ECM Bearing a practical choice for industrial and mechanical applications.

Application

Industrial Uses of NJ 307 ECM Bearing
NJ 307 ECM Bearing is commonly used in industrial machinery like gearboxes and pumps, where its cylindrical roller design handles combined loads efficiently. The brass cage ensures smooth rotation even at high speeds up to 11000 rpm.

Where Is NJ 307 ECM Bearing Used?
You’ll often find NJ 307 ECM Bearing in automotive transmissions, where its 35 mm bore fits perfectly for shaft support. Its chrome steel construction offers durability under heavy radial and axial loads.

Built for Heavy-Duty Use: NJ 307 ECM Bearing
NJ 307 ECM Bearing excels in conveyor systems, thanks to its 21 mm width and open design for easy lubrication. The metric sizing makes it a versatile choice for various European and Asian equipment.

Automotive vs Industrial: Applications of NJ 307 ECM Bearing
In automotive applications, NJ 307 ECM Bearing supports drivetrain components, while in industrial settings, it’s ideal for machinery requiring high-speed precision. Its temperature range of -30° to 110°C ensures reliability in diverse environments.

Perfect Fit for Automation: NJ 307 ECM Bearing
NJ 307 ECM Bearing works well in robotic arms and automated assembly lines, where its combined load capacity and high-speed performance are key. The grease or oil lubrication options add flexibility for different operational needs.

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