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    Back-Up Ring

    Gates Quick Disconnect Couplers offer premium quality couplers in a variety of sizes and body styles.

    • Available in Agriculture and Industrial styles.
    • Flush face, poppet valves, ball valves and wing nut styles.
    • O-Rings, dust caps and plugs available.
    • DO NOT USE these O-Rings with phosphate esters, diesters or phosphate ester emulsion hydraulic fluids. Instead, use O-Rings made of Viton, EPDM or CPE polymers or other materials compatible with the fluids. These O-Rings are compounded from a Nitrile polymer for use with petroleum-based hydraulic fluids, water and glycol and oil-water emulsions.

    All Parts

    Part # Product # Description