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Single Row Cylindrical Roller Bearings With Inner Ring N 308 ECM
Single Row Cylindrical Roller Bearings With Inner Ring N 308 ECM

Single Row Cylindrical Roller Bearings With Inner Ring N 308 ECM

The N 308 ECM is a single row cylindrical roller bearing with a 40mm bore and 90mm outer diameter, crafted from durable chrome steel. It handles combined loads up to 20925 lbf and spins smoothly at speeds up to 10000 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 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 gearboxes or industrial machinery where radial and axial loads are present.

Weighing 0.77kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number N 308 ECM
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 40 mm
  • Bore Dia Tolerance -0.012mm to 0
  • Outer Dia 90 mm
  • Outer Dia Tolerance -0.015mm to 0
  • Width 23 mm
  • Width Tolerance -0.12mm to 0
  • Shoulder Dia Of Inner Ring 57.5 mm
  • Raceway Diameter Of Outer Ring(E) 80 mm
  • Chamfer Dimension r1,2(min.) 1.5 mm
  • Chamfer Dimension r3,4(min.) 1.5 mm
  • Permissible Axial Displacement(max.) 1.4 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 20925 lbf
  • Static Radial Load 17550 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 10000 rpm
  • Weight 0.77 kg

Features

Performance Features of N 308 ECM Bearing

N 308 ECM Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 20925 lbf, ensuring reliable performance in various applications.
The brass cage keeps the rollers centred, reducing wear and extending service life.
With a maximum speed of 10,000 rpm, it balances durability and efficiency.

How Is N 308 ECM Bearing Engineered for Reliability?

N 308 ECM Bearing features a single-row cylindrical design, optimised for combined load handling.
The chrome steel construction ensures durability, even under high radial loads.
Its open seal type allows for easy lubrication with grease or oil.
The temperature range of -30° to 110°C makes it suitable for diverse operating conditions.

Built for Durability: N 308 ECM Bearing

N 308 ECM Bearing’s brass cage design enhances stability and reduces friction.
The precise chamfer dimensions of 1.5 mm ensure smooth installation and operation.
With a static radial load capacity of 17550 lbf, it excels in demanding environments.
Its metric system of measurement ensures compatibility with standard industrial applications.

Steel vs Ceramic Bearings: Strengths of N 308 ECM Bearing

N 308 ECM Bearing uses chrome steel for both rings and rollers, providing excellent wear resistance.
The brass cage offers superior centring of rollers compared to standard designs.
Its permissible axial displacement of 1.4 mm allows for slight misalignment without compromising performance.
Weighing just 0.77 kg, it maintains a good balance between strength and weight.

Why Choose N 308 ECM Bearing for Precision Tasks?

N 308 ECM Bearing’s cylindrical roller design ensures precise load distribution.
The inner ring construction enhances stability and alignment during operation.
With RoHS and REACH compliance, it meets stringent environmental standards.
Its grease or oil lubrication options provide flexibility for different maintenance needs.

Application

Key Fields for N 308 ECM Bearing
N 308 ECM Bearing is commonly used in industrial machinery, especially in gearboxes and electric motors where high radial loads are present. Its brass cage design helps reduce friction, making it suitable for high-speed operations.

In automotive applications, N 308 ECM Bearing fits well in transmission systems and wheel hubs due to its robust construction. The chrome steel rollers ensure durability even under heavy combined loads.

For automation equipment, N 308 ECM Bearing provides reliable performance in robotic arms and conveyor systems. Its open seal type allows for easy lubrication, extending service life in demanding environments.

Medical devices like centrifuges benefit from N 308 ECM Bearing’s precision and smooth operation. The temperature range of -30° to 110°C ensures stability in various clinical settings.

Household appliances such as washing machines often use N 308 ECM Bearing for its quiet and efficient performance. The metric sizing makes it compatible with a wide range of consumer products.

Q&A

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