Dynamic performance

Radial Shaft Seals


KC Seals is a preferred distributor of Freudenberg’s Simmerrings®  The tried-and-tested original Simmerring® keeps up with the times. Their experts have continued to develop it, for example, with improvements in seal lip profiles. This has made it possible to further improve its reliability and functionality across a broad range of applications. The improvements include a friction-optimized design to decrease fuel consumption, which leads to reductions in CO2 emissions.

Freudenberg Sealing Technologies offers a comprehensive selection of products suited to a variety of requirements. The range is further expanded by creating combinations with other components and additional functions.

White Papers

  1. Imperial Standard Range (ISR) Simmerring® shaft Seals
  2. BABSL Classic medium pressure seal
  3. Premium Pressure Seal (pps) 


Click on the Simmerring® finder below to find the radial shaft seal you are looking for.

Simmerring® Finder 


Quality you can rely on



All parts are measured on our Zeiss O-Machine and or Keyence CMM, which utilize optical and contact measurement technology in a comprehensive analysis. The O-Machine includes multi-sensor coordinate measuring, white light sensors for non-contact assessments and extremely accurate 3D scanners.

We follow AQL 2.5 levels 1 and 2 sample size quantities, and all molded parts are manufactured to RMA A2 tolerances. 

What comes with your orders:

  • Every order is sent with either a paper or digital QC document that includes ID, OD, C/S, Height, angles, and any other dimensions your organization feels critical. 


Our rubber and plastic materials supply is diversified amongst the top compounders in North America. Each polymer has been qualified to meet typical exploration and production well conditions, including mechanical, tribological, thermal, and specific immersive properties.

What comes with your orders:

  • Every order comes with an MTR that includes a batch number, cure dates, and a set of mechanical properties.

Let’s Talk

You’ve made it this far, but we know there is still more to discuss. Click on the book a meeting button below to easily setup up a date and time to talk more about your project. You can also email us at info@kcseals.ca

Book a Meeting

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