Relatively hard, high modulus ring (or similar device) placed in the gland between the O-ring and the groove side walls, to prevent extrusion of the seal into the clearance gap; also known as a back-up ring.
Our styles can vary from standard to custom designed sizes.
K.C. Seals has been supplying high performance seals to North America and overseas for the past 20 years. From our organically grown beginnings, we’ve managed to grow the business into a trustworthy name when sourcing sealing solutions, while never sacrificing our core values of being great listeners and our dedication to quality. These values through the years have expanded our portfolio of products and services to one of the most extensive within our industry. Giving us the opportunity to work with some of the most valued organizations in the world, which include major companies in the Oilfield, Hydraulics, Automotive, and Petrochemical, to even servicing industries ranging from breweries to wind turbines. We carry everything from O-rings, gaskets, oil seals, to complex molded sealing parts, combined with our new state-of-the-art machining facility; K.C. Seals has the confidence to service all your sealing needs.