About Kilian Manufacturing

Kilian Bearings, the world’s largest producer of precision-machined bearings and assemblies, is the leader in providing custom bearing solutions, superior engineering and responsive technical services around the globe. With world class product development capabilities and a focus on innovation, Kilian is the premier source for custom-engineered bearings.

Kilian custom bearings and assemblies set the standard for cost-effective performance—as part of our basic offering or through special designs developed to solve specific customer needs. Our unique ability to combine bearings with other components into integrated unit assemblies provides you with greater value.

The benefits of Kilian bearing technology are available across a wide size range of 1/4-inch to 6-inch O.D. with a variety of materials, including carbon steel, stainless steel and engineered polymers. Our broad capabilities allow us to meet your high or low volume requirements, including custom designs for specialized applications.

For more than 80 years, Kilian Bearings has earned an unequaled reputation for value engineering and customer satisfaction. In 1922, Fred Kilian invented the idea of unground bearings and held the patent on this design for 25 years. This legacy stands behind the advanced manufacturing processes and TS 16949:2002 / ISO 9001:2000 quality systems that have evolved over the years to ensure we continue to create custom bearings that meet your most demanding requirements.