KOYO 30238JR Bearings

Model No : 30238JR
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KOYO 30238JR Bearing | Tapered roller bearings 30238JR

Bearing 30238JR

Bearing number : 30238JR

Size (mm) : 190x340x60

Brand : KOYO

Bore Diameter (mm) : 190

Outer Diameter (mm) : 340

Width (mm) : 60

Bearing dimensions and specification in KOYO catalogue:

d - 190 mm

D - 340 mm

T - 60 mm

B - 55 mm

C - 46 mm

a - 66,4 mm

r min. - 5 mm

r1 min. - 4 mm

r2 min. - 4 mm

da min. - 212 mm

da max - 225 mm

Da min - 298 mm

Da max. - 322 mm

db max. - 225 mm

Db min. - 318 mm

ra max. - 4 mm

rb max. - 3 mm

Db - 318 mm

Weight - 21,9 Kg

Basic dynamic load rating (C) - 729 kN

Basic static load rating (C0) - 1030 kN

(Grease) Lubrication Speed - 1000 r/min

(Oil) Lubrication Speed - 1300 r/min

Calculation factor (e) - 0,44

Calculation factor (Y0) - 0,76

Calculation factor (Y1) - 1,38

Tags :  KOYO , 190x340x60

Tapered roller bearings 30238JR KOYO 30238JR Professional Supplier Information

We are a manufacturer and supplier specializing in research, development and production of Tapered roller bearings 30238JR KOYO 30238JR bearings.

The company's core bearings are Tapered roller bearings 30238JR KOYO 30238JR, 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 30238JR KOYO 30238JR 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 30238JR KOYO 30238JR 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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