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Single Row Cylindrical Roller Bearings With Inner Ring NU 312 ECJ
Single Row Cylindrical Roller Bearings With Inner Ring NU 312 ECJ

Single Row Cylindrical Roller Bearings With Inner Ring NU 312 ECJ

The NU 312 ECJ is a single-row cylindrical roller bearing with a 60mm bore and 130mm outer diameter, crafted from durable chrome steel. It handles combined loads up to 38925 lbf and operates smoothly at speeds up to 7000 RPM.

Its open design allows for easy lubrication with grease or oil, while the steel cage ensures stable performance. The bearing works efficiently in temperatures ranging from -30°C to 110°C.

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

Weighing 1.76kg, it offers a robust yet manageable solution for heavy-duty use. Compliant with RoHS and REACH standards for safe and reliable operation.

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Product Parameters

  • Part Number NU 312 ECJ
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 60 mm
  • Bore Dia Tolerance -0.15mm to 0
  • Outer Dia 130 mm
  • Outer Dia Tolerance -0.018mm to 0
  • Width 31 mm
  • Width Tolerance -0.15mm to 0
  • Chamfer Dimension r1,2(min.) 2.1 mm
  • Chamfer Dimension r3,4(min.) 2.1 mm
  • Permissible Axial Displacement(max.) 2.1 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 Steel cage, roller centred
  • Dynamic Radial Load 38925 lbf
  • Static Radial Load 36000 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 7000 rpm
  • Weight 1.76 kg
  • Shoulder Dia Of Outer Ring 108.6 mm
  • Raceway Diameter Of Inner Ring 77 mm

Features

Performance Features of NU 312 ECJ Bearing

NU 312 ECJ Bearing is crafted with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 38,925 lbf, ensuring reliable performance in demanding conditions.

The steel cage keeps the rollers centred, reducing wear and extending service life.
With a maximum speed of 7,000 rpm, it balances durability and efficiency.

NU 312 ECJ 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 2.1 mm ensure easy installation and alignment.
This bearing is ideal for applications requiring high radial load capacity and long service life.

Application

Industrial Uses of NU 312 ECJ Bearing
NU 312 ECJ Bearing is commonly used in heavy machinery like industrial gearboxes and electric motors, where its cylindrical roller design handles high radial loads efficiently. The open seal type allows for easy lubrication, extending its service life in demanding conditions.

Where Is NU 312 ECJ Bearing Used?
In automotive applications, NU 312 ECJ Bearing fits well in transmission systems and wheel hubs, thanks to its combined load capability. Its metric sizing ensures compatibility with a variety of vehicle designs, making it a versatile choice.

Built for Heavy-Duty Use: NU 312 ECJ Bearing
NU 312 ECJ Bearing excels in conveyor systems and mining equipment, where its chrome steel construction withstands harsh environments. The steel cage design ensures stability even at high speeds, up to 7000 rpm.

Automotive vs Industrial: Applications of NU 312 ECJ Bearing
NU 312 ECJ Bearing is equally at home in automotive drivetrains and industrial pumps, offering reliable performance under combined loads. Its wide temperature range (-30° to 110°C) makes it suitable for diverse operating conditions.

Perfect Fit for Automation: NU 312 ECJ Bearing
NU 312 ECJ Bearing is ideal for robotic arms and automated assembly lines, where precision and durability are key. The roller-centred cage design minimises friction, ensuring smooth movement in repetitive tasks.

Q&A

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