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Single Row Cylindrical Roller Bearings With Inner Ring NJ 203 ECPHA
Single Row Cylindrical Roller Bearings With Inner Ring NJ 203 ECPHA

Single Row Cylindrical Roller Bearings With Inner Ring NJ 203 ECPHA

The NJ 203 ECPHA is a single-row cylindrical roller bearing with a 17mm bore and 40mm outer diameter, crafted from durable chrome steel. It handles combined loads up to 4500 lbf and spins smoothly at speeds up to 30000 RPM.

Its PEEK cage ensures quiet operation and long life, while the open design allows easy lubrication with grease or oil. The bearing performs 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 applications like electric motors or pumps where high speeds and combined loads are common.

Weighing just 0.07kg, it’s lightweight yet robust for its size. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number NJ 203 ECPHA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 17 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 40 mm
  • Outer Dia Tolerance -0.011mm to 0
  • Width 12 mm
  • Width Tolerance -0.12mm to 0
  • Shoulder Dia Of Inner Ring 25 mm
  • Chamfer Dimension r1,2(min.) 0.6 mm
  • Chamfer Dimension r3,4(min.) 0.6 mm
  • Permissible Axial Displacement(max.) 1 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, outer ring centred
  • Dynamic Radial Load 4500 lbf
  • Static Radial Load 3218 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 30000 rpm
  • Weight 0.07 kg
  • Shoulder Dia Of Outer Ring 32.35 mm
  • Raceway Diameter Of Inner Ring 22.1 mm

Features

Performance Features of NJ 203 ECPHA Bearing

NJ 203 ECPHA Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 4500 lbf, ensuring reliable performance in various applications.

The PEEK cage keeps the rollers aligned, reducing wear and extending service life.
With a maximum speed of 30,000 rpm, it balances durability and efficiency for high-speed operations.

NJ 203 ECPHA 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 NJ 203 ECPHA Bearing
NJ 203 ECPHA Bearing is commonly used in machine tools, where its cylindrical roller design handles combined loads efficiently. The PEEK cage ensures smooth operation even at high speeds up to 30,000 rpm.

In automotive applications, NJ 203 ECPHA Bearing fits well in gearboxes and transmissions, thanks to its chrome steel construction. Its metric sizing makes it a versatile choice for various vehicle models.

For automation systems, NJ 203 ECPHA Bearing works reliably in robotic arms and conveyor belts. The open seal design allows for easy lubrication, extending its service life.

Where Is NJ 203 ECPHA Bearing Used?
You’ll find NJ 203 ECPHA Bearing in industrial fans and pumps, where its high-speed capability is a real advantage. The grease or oil lubrication options make it adaptable to different environments.

In household appliances like washing machines, NJ 203 ECPHA Bearing provides quiet and durable performance. Its compact size and weight of 0.07 kg make it easy to integrate into various designs.

Built for Heavy-Duty Use: NJ 203 ECPHA Bearing
NJ 203 ECPHA Bearing excels in construction equipment, handling heavy radial and axial loads with ease. The chrome steel rollers and rings ensure long-lasting durability.

In agricultural machinery, NJ 203 ECPHA Bearing withstands harsh conditions while maintaining precision. Its temperature range from -30° to 110°C makes it suitable for diverse climates.

Medical vs Industrial: Where NJ 203 ECPHA Bearing Excels
While NJ 203 ECPHA Bearing isn’t typically used in medical devices, it’s a staple in industrial settings like printing presses. Its high dynamic radial load capacity of 4500 lbf ensures reliable performance.

In packaging machinery, NJ 203 ECPHA Bearing offers smooth operation and low maintenance. The inner ring design provides stability, reducing wear over time.

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