NACHI 7309DF Bearings

Model No : 7309DF
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NACHI 7309DF Bearing | Angular contact ball bearings 7309DF

Bearing 7309DF

Bearing number : 7309DF

Size (mm) : 45x100x25

Brand : NACHI

Bore Diameter (mm) : 45

Outer Diameter (mm) : 100

Width (mm) : 25

Bearing dimensions and specification in NACHI catalogue:

d - 45 mm

D - 100 mm

B - 25 mm

C - 25 mm

Angle (α) - 30 °

a - 8.4 mm

r min. - 1.5 mm

r1 min. - 1 mm

2B - 50 mm

da min. - 50 mm

Da max. - 94.6 mm

ra max. - 1 mm

Weight - 0.875 Kg

Basic dynamic load rating (C) - 103 kN

Basic static load rating (C0) - 87 kN

(Grease) Lubrication Speed - 5000 r/min

(Oil) Lubrication Speed - 6700 r/min

Tags :  NACHI , 45x100x25

Angular contact ball bearings 7309DF NACHI 7309DF Professional Supplier Information

We are a manufacturer and supplier specializing in research, development and production of Angular contact ball bearings 7309DF NACHI 7309DF bearings.

The company's core bearings are Angular contact ball bearings 7309DF NACHI 7309DF, 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 7309DF NACHI 7309DF 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 7309DF NACHI 7309DF 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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