This website uses cookies for a better browsing experience.
If you agree to the use of cookies, please click the "Agree" button.
Please refer to the Privacy Policy regarding the use of cookies on this site.

Contact Us
Select Your Country
It all started with a small wooden bearing.

Oiles 300

Oil-impregnated expanded cast iron bearings

Economical bearings requiring less lubrication

The Oiles 300 series are bearings made of oil-impregnated porous cast iron,which is made by actively utilizing the growing phenomenon of cast iron.

Service range
Lubrication conditions Periodic lubrication Oil lubrication
Service temperature range
-40~+100 -40~+150
Allowable max. pressure P
10.0 10.0
Allowable max. velocity V
1.00 3.35
Allowable max. PV value
1.25 3.25


  • Reduces much less lubrication than copper alloy bearings.
  • Maintains oil film well and features superior wear resistance and seizure resistance.
  • Places no restrictions on sliding surface shapes or motion forms.
  • Available in larger dimensions than oil-impregnated sintered bearings.
  • Standard products and materials for machining are available in various sizes.

PDF Catalog

For detailed product specifications, please refer to the catalog in PDF format.

*The catalog (PDF) contains the operating range, test data, standard product dimension charts, etc.