Whether you need to fix an air conditioner or tend to a plumbing emergency, you’ll find the right O-Rings and O-Ring Kits to fit your project. Materials like Buna-N and EPDM ensure a tight seal so you can move on quickly to your next task. With items ranging from 1/32 of an inch to 1 inch, Grainger offers an exhaustive inventory of all types and sizes of O-Rings. Or purchase an O-Ring Kit for an assortment of sizes to help you tackle a wide array of jobs. Choose Grainger for all your O-Ring and O-Ring Kit supply needs.