These replacement Buna-N gaskets are for the Banjo® Stainless Steel Cam Lever Couplings that are made with a tough 316 stainless steel to insure durability and they are chemically resistant to protect against corrosion. The precision-made, investment casting used to make these couplings is a high quality process designed to assure uniformity and proper fit. They are rated for a maximum operating pressure of 150 psi. Their versatility allows them to interchange with all types of cam lever couplings. The smooth operation makes connecting them quick and easy.