NSK 21304CDE4 Bearings

Model No : 21304CDE4
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NSK 21304CDE4 Bearing | Spherical roller bearings 21304CDE4

Bearing 21304CDE4

Bearing number : 21304CDE4

Size (mm) : 20x52x15

Brand : NSK

Bore Diameter (mm) : 20

Outer Diameter (mm) : 52

Width (mm) : 15

Bearing dimensions and specification in NSK catalogue:

d - 20 mm

D - 52 mm

B - 15 mm

C - 15 mm

r min. - 1,1 mm

da min. - 27 mm

da max - 28 mm

Da min - 42 mm

Da max. - 45 mm

ra max. - 1 mm

Weight - 0,17 Kg

Basic dynamic load rating (C) - 29,3 kN

Basic static load rating (C0) - 26,9 kN

(Grease) Lubrication Speed - 6300 r/min

(Oil) Lubrication Speed - 8200 r/min

Calculation factor (e) - 0,31

Calculation factor (Y0) - 2,1

Calculation factor (Y2) - 3,2

Calculation factor (Y3) - 2,1

Tags :  NSK , 20x52x15

Spherical roller bearings 21304CDE4 NSK 21304CDE4 Professional Supplier Information

We are a manufacturer and supplier specializing in research, development and production of Spherical roller bearings 21304CDE4 NSK 21304CDE4 bearings.

The company's core bearings are Spherical roller bearings 21304CDE4 NSK 21304CDE4, 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 Spherical roller bearings 21304CDE4 NSK 21304CDE4 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 Spherical roller bearings 21304CDE4 NSK 21304CDE4 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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