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Single Row Cylindrical Roller Bearings With Inner Ring NJ 309 ECPH
Single Row Cylindrical Roller Bearings With Inner Ring NJ 309 ECPH

Single Row Cylindrical Roller Bearings With Inner Ring NJ 309 ECPH

The NJ 309 ECPH is a single-row cylindrical roller bearing with a 45mm bore and 100mm outer diameter, crafted from durable chrome steel. It handles combined loads up to 25200 lbf and reaches speeds of 8000 RPM.

Its PEEK cage keeps rollers centred for 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.

This model is interchangeable with SKF bearings, making it a practical choice for replacements. Ideal for industrial machinery or gearboxes where radial and axial loads are present.

Weighing 0.89kg, it’s sturdy yet manageable for its size. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number NJ 309 ECPH
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 45 mm
  • Bore Dia Tolerance -0.012mm to 0
  • Outer Dia 100 mm
  • Outer Dia Tolerance -0.015mm to 0
  • Width 25 mm
  • Width Tolerance -0.12mm to 0
  • Shoulder Dia Of Inner Ring 64.4 mm
  • Chamfer Dimension r1,2(min.) 1.5 mm
  • Chamfer Dimension r3,4(min.) 1.5 mm
  • Permissible Axial Displacement(max.) 1.7 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 PEEK cage, roller centred
  • Dynamic Radial Load 25200 lbf
  • Static Radial Load 22500 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 8000 rpm
  • Weight 0.89 kg
  • Shoulder Dia Of Outer Ring 83.2 mm
  • Raceway Diameter Of Inner Ring 58.5 mm

Features

How Does NJ 309 ECPH Bearing Handle Combined Loads?

NJ 309 ECPH Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and axial loads.
Its dynamic radial load capacity reaches 25,200 lbf, ensuring reliable performance in demanding conditions.
The PEEK cage keeps the rollers centred, reducing friction and extending service life.
With a maximum speed of 8,000 rpm, it balances durability and efficiency in various applications.

Application

Industrial Uses of NJ 309 ECPH Bearing
NJ 309 ECPH Bearing is commonly used in heavy machinery like gearboxes and electric motors, where its cylindrical roller design handles combined loads efficiently. The PEEK cage ensures smooth operation even at high speeds, making it suitable for demanding industrial environments.

Where Is NJ 309 ECPH Bearing Used?
In automotive applications, NJ 309 ECPH Bearing supports components such as transmissions and differentials, thanks to its robust chrome steel construction. Its metric sizing and open design make it easy to integrate into various vehicle systems.

Built for Heavy-Duty Use: NJ 309 ECPH Bearing
For automation equipment like conveyor systems, NJ 309 ECPH Bearing offers reliable performance with its high dynamic radial load capacity. The grease or oil lubrication options provide flexibility for different operating conditions.

Medical vs Industrial: Where NJ 309 ECPH Bearing Excels
In medical devices, NJ 309 ECPH Bearing’s precision and durability make it ideal for imaging equipment and lab instruments. Meanwhile, in industrial settings, it excels in pumps and compressors due to its ability to handle axial displacement.

Key Fields for NJ 309 ECPH Bearing
NJ 309 ECPH Bearing is a popular choice in wind turbines, where its high-speed capability and temperature resistance are crucial. The chrome steel rollers and inner ring ensure long service life even in harsh outdoor conditions.

Q&A

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