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Custom Piston Rings and Sealing Rings for Unique Applications

Grover Corporation is an industry leader, offering a wide variety of custom piston rings and sealing rings with order management, delivery and packaging solutions designed to meet your specific requirements.

Working with engineering, purchasing and operations management we collaborate with our customers to develop the best solution to meet your specific needs.

We know the parts we build serve something much bigger. We understand when it comes to purchasing these vital parts, you have an important decision to make.

Piston Ring Manufacturers: A Global Leader

Here are a few reasons why so many choose Grover over other piston ring manufacturers:

  • From rings 1/2 inch (12.7mm) in diameter to over 90 inches (2286mm) in diameter, Grover Corporation produces piston rings and sealing rings for any application -- meeting your unique requirements.
  • No matter what material or configuration, Grover offers ring features and joint designs to fit the exact requirements of your applications.
  • Grover’s Milwaukee, Wisconsin manufacturing facility is one of a select group of companies worldwide that is certified for ISO/TS 16949, as is the Kennedale, Texas plant ISO 9001:2000 certified. We offer you a niche product with high level quality management systems equal to those in the large automotive piston ring markets.
  • From Inconel to a wide variety of ductile irons and many other materials, Grover can create custom piston rings with the material your application requires. We work to ensure the material selected will improve the quality and life of your applications and end products.
  • Grover works with you to meet any special piston ring coatings you require requirements. From manganese phosphate to chrome, our piston ring coatings offer decreased friction and increased wear to extend the life of your product.
  • In addition to our core competencies, Grover has the flexibility to work with you on new projects, difficult ring shapes and solid rings.
  • We are a leader in customizing very round, very large and very thin cross section rings to be used in bearings. This is just one example of our willingness to provide custom piston rings and sealing rings to suit your products and applications.