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Single Row Cylindrical Roller Bearings With Inner Ring NJ 328 ECNML
Single Row Cylindrical Roller Bearings With Inner Ring NJ 328 ECNML

Single Row Cylindrical Roller Bearings With Inner Ring NJ 328 ECNML

The NJ 328 ECNML is a single-row cylindrical roller bearing with a 140mm bore and 300mm outer diameter, designed for combined loads. It handles radial loads up to 175500 lbf and operates smoothly at speeds up to 4000 RPM.

Made from durable chrome steel with a brass cage, it offers reliable performance in temperatures from -30°C to 110°C. Its open design allows easy lubrication with grease or oil, making maintenance straightforward.

This bearing is interchangeable with SKF models, ideal for heavy-duty applications like industrial gearboxes or large machinery. Weighing 22.4kg, it’s robust yet manageable for its size, compliant with RoHS and REACH standards.

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Product Parameters

  • Part Number NJ 328 ECNML
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 140 mm
  • Bore Dia Tolerance -0.025mm to 0
  • Outer Dia 300 mm
  • Outer Dia Tolerance -0.035mm to 0
  • Width 62 mm
  • Width Tolerance -0.25mm to 0
  • Shoulder Dia Of Inner Ring 195 mm
  • Chamfer Dimension r1,2(min.) 4 mm
  • Chamfer Dimension r3,4(min.) 4 mm
  • Permissible Axial Displacement(max.) 3.7 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 Brass cage, inner or outer ring centred
  • Dynamic Radial Load 175500 lbf
  • Static Radial Load 186750 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 4000 rpm
  • Weight 22.4 kg
  • Shoulder Dia Of Outer Ring 251.7 mm
  • Raceway Diameter Of Inner Ring 180 mm

Features

Performance Features of NJ 328 ECNML Bearing

NJ 328 ECNML Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 175500 lbf, ensuring reliable performance in heavy-duty applications.

The brass cage design keeps the rollers aligned, reducing friction and extending service life.
With a maximum speed of 4000 rpm, it balances durability and efficiency for various industrial uses.

NJ 328 ECNML 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 of 4 mm ensure easy installation and alignment.
This bearing is interchangeable with SKF models, providing flexibility in replacements.

Application

Industrial Uses of NJ 328 ECNML Bearing
NJ 328 ECNML Bearing is commonly used in heavy machinery like industrial gearboxes and large conveyor systems, where its cylindrical roller design handles both radial and axial loads efficiently. The brass cage ensures smooth operation even at high speeds.

Where Is NJ 328 ECNML Bearing Used?
In automotive applications, NJ 328 ECNML Bearing supports components such as transmission systems and differentials, thanks to its robust chrome steel construction. Its metric sizing makes it a reliable choice for European and Asian vehicle models.

Built for Heavy-Duty Use: NJ 328 ECNML Bearing
For automation and robotics, NJ 328 ECNML Bearing provides stability in robotic arms and assembly line equipment. The open design allows for easy lubrication, extending its service life in demanding environments.

Automotive vs Aerospace: Applications of NJ 328 ECNML Bearing
While NJ 328 ECNML Bearing excels in automotive transmissions, it also finds use in aerospace landing gear systems. Its high dynamic load capacity ensures reliability in both high-speed and high-stress scenarios.

Key Fields for NJ 328 ECNML Bearing
In medical imaging devices, NJ 328 ECNML Bearing offers precision and durability. The chrome steel rollers and brass cage provide smooth, consistent performance, essential for accurate diagnostics.

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