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Single Row Cylindrical Roller Bearings With Inner Ring NU 309 ECML
Single Row Cylindrical Roller Bearings With Inner Ring NU 309 ECML

Single Row Cylindrical Roller Bearings With Inner Ring NU 309 ECML

The NU 309 ECML 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 13000 RPM.

Its brass cage design ensures smooth operation, while the open seal allows for easy lubrication with grease or oil. The bearing performs reliably in temperatures from -30°C to 110°C.

With a compact width of 25mm, it fits well in tight spaces. Ideal for industrial machinery or gearboxes where high radial loads and speed are common.

Weighing 0.99kg, it’s robust yet manageable. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number NU 309 ECML
  • 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
  • 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 Brass cage, inner or outer ring 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 13000 rpm
  • Weight 0.99 kg
  • Shoulder Dia Of Outer Ring 83.75 mm
  • Raceway Diameter Of Inner Ring 58.5 mm

Features

Performance Features of NU 309 ECML Bearing

NU 309 ECML Bearing is built with chrome steel rings and rollers, offering high resistance to combined loads.
Its dynamic radial load capacity reaches 25,200 lbf, making it suitable for heavy-duty applications.

The brass cage ensures proper roller alignment, enhancing durability and reducing friction.
With a maximum speed of 13,000 rpm, it delivers efficient performance in various conditions.

NU 309 ECML Bearing operates smoothly in temperatures ranging from -30° to 110°C.
Its open design allows for easy lubrication with grease or oil, simplifying maintenance.

Application

Industrial Uses of NU 309 ECML Bearing
NU 309 ECML Bearing is commonly used in heavy machinery like conveyor systems and industrial fans, where its cylindrical roller design handles high radial loads efficiently. The brass cage ensures smooth operation even at high speeds up to 13000 rpm.

Where Is NU 309 ECML Bearing Used?
You’ll often find NU 309 ECML Bearing in automotive transmissions, where its combined load capacity supports both radial and axial forces. The chrome steel construction provides durability under constant vibration and stress.

Built for Heavy-Duty Use: NU 309 ECML Bearing
NU 309 ECML Bearing works well in paper mill equipment, handling the wet conditions and heavy loads typical in this industry. Its open design allows for easy relubrication, extending service life in demanding environments.

Automotive vs Aerospace: Applications of NU 309 ECML Bearing
In automotive applications, NU 309 ECML Bearing fits well in wheel hubs and differential systems. For aerospace, its precision tolerances make it suitable for auxiliary aircraft systems requiring reliable performance.

Perfect Fit for Automation: NU 309 ECML Bearing
NU 309 ECML Bearing is ideal for robotic arms in automated production lines, where its low friction and high-speed capability improve movement precision. The metric sizing ensures compatibility with European machinery standards.

Q&A

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