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Custom Products
An Industry Leader
Grover Corporation is an industry leader, offering a wide variety of piston rings with order management, delivery and packaging solutions customized to meet your specific requirements. Working with engineering, purchasing and operations management we collaborate with our customers to develop the best piston ring solutions to meet your specific needs. We know that the parts we build play a role in something much bigger. And we understand that when it comes to purchasing these vital parts, you have a choice to make.
With a Quality Product
These are the reasons customers choose Grover over the competition:
- From rings 1/2 inch (12.7mm) in diameter to over 90 inches (2286mm) in diameter, Grover Corporation will produce any ring for any application to meet your unique requirements. But more than just varying diameters, 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 a ring with the material your application requires. We will work to ensure the material selected will improve the quality and life of your applications and end products.
- Grover will work with you to meet any special plating requirements you have. From manganese phosphate to chrome, our platings will offer decreased friction and increased wear for an extended 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 have become 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 customize any ring for your customized products and applications.


