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    Coolant Hose Premium Blue Stripe™ 4230SB

    Premium high-temperature coolant, water and air applications. Suitable for OAT (organic additive technology) engine fluids. Can be used with PowerGrip® Shrink Band Clamps, made from a heat-sensitive thermoplastic with a memory to prevent over- or under-tightening. Also available as customer-made curved hose to SAE 20R4 EC D-1 to fit specific applications and meeting customer specifications. Curved hose recommended for upper, lower, by-pass, heater and other coolant applications. Can be installed without buckling, bending out of shape or straining at the connections. Standards: 4230SB - normal-duty heater hose to SAE 20R3 EC Class D-1 ; 4175SC - heavy-duty radiator hose to SAE 20R1 EC Class D-1, standard wall.

    • Temperature Range: -40°C to +135°C (-40°F to +275°F) and ambient air to +150°C (+302°F) when used in a coolant hose application.
    • Not suitable for conveying fuel or oil.
    • Size: 3/8" to 2.1/4".

    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 re-tightening.
    • 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".