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View All Molded Small I.D. Coolant Hose

3/8XCTN 4230T COOLANT 75

Product # 42300129

Don’t over-invest on hoses for standard operational needs. Gates’ Standard Small ID Coolant Hoses are a long-length affordable solution for cab heaters, fluid coolers, and thermal management cooling loops. Standard Coolant Hoses are designed to convey air or water, but are not intended for fuel or oil.

  • Operational temperature range of: -40°F to +257°F (-40°C to +125°C).
  • Meets SAE 20R3 Class D2 except hardness (70-85 Shore A durometer).
  • Durably built with an EPDM tube reinforced with a synthetic fiber spiral and EPDM cover.
  • Bulk lengths shipped coiled on a reel or in a box. Custom lengths available with minimum order quantity.
  • Product Details
    Part # 3/8XCTN4230T
    Product # 42300129
    Description 3/8XCTN 4230T COOLANT 75
    UPC 072053651607
    Vacuum (In. Hg) 25
    Minimum Bend Radius (in) 2.5
    Continuous Operating Temperature Range -40°F to +257°F
    Hose Inside Diameter (in) 0.375
    Hose Inside Diameter (mm) 9.5
    Hose Outside Diameter (in) 0.69
    Hose Outside Diameter (mm) 17.5
    Temperature Range -40°F to +257°F (-40°C to +125°C) continuous service
  • Application
    Use Fleet
  • Construction
    Construction: Cover Type P (EPDM). Black.
    Construction: Design Factor 4:1
    Construction: Reinforcement Synthetic, high tensile textile cord.
    Construction: Tube Type P (EPDM). Black.
    Color Black
  • International Standards
    Meets These Agency Specifications SAE - Society of Automotive Engineers
    Standards Meets requirements of SAE 20R3 Class D2 (except durometer and compression set).
    Standard Industry Specification SAE 20R3
  • Notes
    Couplings Note Select Ind Hose Coupling Reference Sheet link below for additional information.
    Recommended For Standard heater lines and small diameter coolant connections.
  • Packaging details
    Weight (lbs.) 0.17

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Our long-standing partnerships with automotive OEMs on production vehicles enable us to produce aftermarket parts of superior quality, durability, and performance. That experience goes into every Gates® aftermarket engine hose and accessory, bringing a range of solutions for virtually every fluid power component.