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Single Row Cylindrical Roller Bearings With Inner Ring NJ 312 ECPH

Single Row Cylindrical Roller Bearings With Inner Ring NJ 312 ECPH

The NJ 312 ECPH is a single-row cylindrical roller bearing with a 60mm bore and 130mm outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 38925 lbf and reaches speeds of 7000 RPM.

Its PEEK cage keeps rollers centred for smooth operation, while the open design allows easy lubrication with grease or oil. The bearing works reliably in temperatures from -30°C to 110°C.

With a 31mm width and precise tolerances, it fits snugly in demanding setups. The inner ring design ensures stable performance under axial displacement.

Ideal for heavy machinery or industrial gearboxes where robust load capacity is needed. Compliant with RoHS and REACH standards, it’s a dependable choice for replacements, interchangeable with SKF models. Weighing 1.83kg, it balances strength and practicality.

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Product Parameters

  • Part Number NJ 312 ECPH
  • 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
  • Shoulder Dia Of Inner Ring 84.3 mm
  • 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 PEEK 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 1.83 kg
  • Shoulder Dia Of Outer Ring 108.6 mm
  • Raceway Diameter Of Inner Ring 77 mm
Single Row Cylindrical Roller Bearings With Inner Ring NJ 312 ECPH dimension drawing
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Features

Performance Features of NJ 312 ECPH Bearing

NJ 312 ECPH Bearing is built 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 PEEK cage keeps the rollers centred, reducing friction and extending service life.
With a maximum speed of 7,000 rpm, it balances durability and efficiency for various applications.

NJ 312 ECPH 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 312 ECPH Bearing
NJ 312 ECPH Bearing is commonly used in heavy machinery like conveyor systems and industrial gearboxes, where its cylindrical roller design handles high radial loads efficiently. The open seal type allows for easy lubrication, extending its service life in demanding environments.

Where Is NJ 312 ECPH Bearing Used?
In automotive applications, NJ 312 ECPH Bearing supports components such as transmissions and differentials, thanks to its robust chrome steel construction. Its PEEK cage ensures smooth operation even at high speeds, making it a reliable choice for vehicle manufacturers.

Built for Heavy-Duty Use: NJ 312 ECPH Bearing
For automation equipment, NJ 312 ECPH Bearing excels in robotic arms and assembly lines, where precision and durability are key. The metric sizing ensures compatibility with a wide range of machinery, simplifying maintenance and replacements.

Automotive vs Industrial: Applications of NJ 312 ECPH Bearing
In medical devices, NJ 312 ECPH Bearing provides stable performance in imaging equipment and lab instruments, where consistent operation is critical. The temperature range of -30° to 110°C makes it suitable for various clinical environments.

Key Fields for NJ 312 ECPH Bearing
NJ 312 ECPH Bearing is also found in consumer electronics like high-performance printers, where its low friction and high-speed capability enhance device reliability. The grease or oil lubrication options offer flexibility for different usage conditions.

Q&A

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