KOYO 30244JR Bearings

Model No : 30244JR
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KOYO 30244JR Bearing | Tapered roller bearings 30244JR

Bearing 30244JR

Bearing number : 30244JR

Size (mm) : 220x400x72

Brand : KOYO

Bore Diameter (mm) : 220

Outer Diameter (mm) : 400

Width (mm) : 72

Bearing dimensions and specification in KOYO catalogue:

d - 220 mm

D - 400 mm

T - 72 mm

B - 65 mm

C - 54 mm

a - 76,5 mm

r min. - 5 mm

r1 min. - 4 mm

r2 min. - 4 mm

da min. - 242 mm

da max - 263 mm

Da min - 344 mm

Da max. - 382 mm

db max. - 263 mm

Db min. - 371 mm

ra max. - 4 mm

rb max. - 3 mm

Db - 371 mm

Weight - 35,9 Kg

Basic dynamic load rating (C) - 1010 kN

Basic static load rating (C0) - 1440 kN

(Grease) Lubrication Speed - 830 r/min

(Oil) Lubrication Speed - 1100 r/min

Calculation factor (e) - 0,44

Calculation factor (Y0) - 0,79

Calculation factor (Y1) - 1,43

Tags :  KOYO , 220x400x72

Tapered roller bearings 30244JR KOYO 30244JR Professional Supplier Information

We are a manufacturer and supplier specializing in research, development and production of Tapered roller bearings 30244JR KOYO 30244JR bearings.

The company's core bearings are Tapered roller bearings 30244JR KOYO 30244JR, 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 Tapered roller bearings 30244JR KOYO 30244JR 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 Tapered roller bearings 30244JR KOYO 30244JR 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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