KOYO NNU4068 Bearings

Model No : NNU4068
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KOYO NNU4068 Bearing | Cylindrical roller bearings NNU4068

Bearing NNU4068

Bearing number : NNU4068

Size (mm) : 340x520x180

Brand : KOYO

Bore Diameter (mm) : 340

Outer Diameter (mm) : 520

Width (mm) : 180

Bearing dimensions and specification in KOYO catalogue:

d - 340 mm

Fw - 387 mm

D - 520 mm

B - 180 mm

r min. - 5 mm

da min. - 360 mm

da max - 383 mm

Da max. - 500 mm

db min - 393 mm

ra max. - 4 mm

Weight - 136 Kg

Basic dynamic load rating (C) - 2370 kN

Basic static load rating (C0) - 4810 kN

Tags :  KOYO , 340x520x180

Cylindrical roller bearings NNU4068 KOYO NNU4068 Professional Supplier Information

We are a manufacturer and supplier specializing in research, development and production of Cylindrical roller bearings NNU4068 KOYO NNU4068 bearings.

The company's core bearings are Cylindrical roller bearings NNU4068 KOYO NNU4068, and deep groove ball bearings, self-aligning ball bearings, self-aligning roller bearings, wheel bearings, linear bearings, bearing blocks, ceramic bearings, plastic bearings and other bearings, cylindrical roller bearings , Angular contact ball bearings, tapered roller bearings, thrust ball bearings, thrust roller bearings and needle roller bearings and other spherical plain bearings and other fine bearings.

Our Cylindrical roller bearings NNU4068 KOYO NNU4068 bearings and other bearings are 100% compliant with the international quality standard ISO 9001 and are highly appreciated in various markets around the world.

How does Cylindrical roller bearings NNU4068 KOYO NNU4068 work for you for a long time?

  • The installation is correct, affect the accuracy, life, performance. After installation, fill the bearing with lubricant.
  • Do not let hammer, transfer roller pressure and other strong impact
  • Use precise installation tools to avoid the use of fabrics and staple fibers
  • Lubricate the bearings to avoid rusting of high quality mineral oils, especially in summer
  • General inspection, such as ambient temperature, vibration, noise check
  • Keep the bearings clean from dust, contaminants, and moisture.
  • Bearings can not be ultra-cold.

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