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    Coolant Hose Premium Blue Stripe™ 4230SB

    Premium EPDM hose for high-temperature coolant, water and air applications such as cab heater or oil cooler. Suitable for all standard automotive coolants including OAT (organic acid technology). Electrochemical degradation-resistant for long-life. Can be used with Gates PowerGrip® shrink band clamps.

    • Standards: 4230SB - SAE 20R3 EC Class D-1.
    • Temperature Range: -40°F to +275°F (-40°C to +135°C ) and ambient air to +302°F (+150°C) when used in a coolant hose application.
    • Not suitable for conveying fuel or oil.
    • Size: 3/8" to 1".

    All Parts

    Part # Product # Description Maximum Working Pressure (psi) Maximum Working Pressure (bar) Inside Diameter (in) Inside Diameter (mm) Outside Diameter (in) Outside Diameter (mm)

    Features and Benefits

    • Compounded to resist electro-chemical degradation, the leading cause of hose failure.
    • Retains dynamic tension and never needs retightening.
    • Eliminates the risk for antifreeze leaks and ground water contamination.
    • Can be installed with an ordinary heat gun.
    • Cover: Wrapped appearance on size 7/8" and as of size 1-1/8".