KOYO 7211C Bearings

Model No : 7211C
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KOYO 7211C Bearing | Angular contact ball bearings 7211C

Bearing 7211C

Bearing number : 7211C

Size (mm) : 55x100x21

Brand : KOYO

Bore Diameter (mm) : 55

Outer Diameter (mm) : 100

Width (mm) : 21

Bearing dimensions and specification in KOYO catalogue:

d - 55 mm

D - 100 mm

B - 21 mm

C - 21 mm

Angle (α) - 15 °

a - 21.1 mm

r min. - 1.5 mm

r1 min. - 1 mm

da min. - 63.5 mm

Da max. - 91.5 mm

ra max. - 1.5 mm

Weight - 0.635 Kg

(Grease) Lubrication Speed - 11000 r/min

(Oil) Lubrication Speed - 14000 r/min

Calculation factor (f0) - 14.6

Tags :  KOYO , 55x100x21

Angular contact ball bearings 7211C KOYO 7211C Professional Supplier Information

We are a manufacturer and supplier specializing in research, development and production of Angular contact ball bearings 7211C KOYO 7211C bearings.

The company's core bearings are Angular contact ball bearings 7211C KOYO 7211C, 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 Angular contact ball bearings 7211C KOYO 7211C 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 Angular contact ball bearings 7211C KOYO 7211C 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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