gates_logo POWERING PROGRESS™

Marine Master® Heater 75


Formerly Engine Heater Hose

(Specification 4230T)

RECOMMENDED FOR: Standard heater lines and small diameter coolant connections.

TEMPERATURE: -40°C to +125°C continuous service.




CONSTRUCTION: Tube: Type P (EPDM). Black.
Reinforcement: Synthetic, high tensile textile cord.
Cover: Type P (EPDM). Black.
Design Factor: 4:1

COUPLINGS: 1, 5, 6 or 7. Reference the Hose Coupling Section.

PACKAGING: 5/16": Packaged in 183m to 244m reels. Maximum 4 pieces. Minimum length 8m.
3/8": Packaged 152m per carton. Maximum 2 pieces. Minimum length 8m.
1/2": Packaged in 183m to 244m reels. Maximum 4 pieces. Minimum length 8m.
5/8": Packaged 91m per reel. Maximum 2 pieces. Minimum length 8m.
3/4": Packaged 61m per carton. Maximum 2 pieces. Minimum length 8m.
1": Packaged 183m per carton. Maximum 2 pieces. Minimum length 8m.

BRANDING: Continuous ink brand. Example: “Gates® Marine Master® Heater Hose 75 1 INCH (25.4mm) Made in U.S.A.”

SPECIAL ORDER REQUIREMENTS: Special production runs require minimum order quantities of 7620 meters.

REMNANT LENGTHS: None.

STANDARDS: Meets requirements of SAE 20R3 Class D-2 (except durometer and compression set).

Register to Access Your Resource