21139 - GATES CORPORATION - Application Features Advantages CAUTION: Do not use for fuel or oil transfer applications. Factory molded to fit specific applications. Similar to OEM specifications. Recommended for upper, lower, by-pass, heater and other coolant hose applications. Heat and ozone resistant cover. Re-engineered materials resist vacuum collapse. Meets SAE 20R4 and 20R3 Type EC Class D-1 and D-2 specifications. Engineered to resist electrochemical degradation - the leading cause of hose failure. Approved for Marine Applications. Packaging Product Attributes Contains Spring No Number of Branches N/A Specifications Centerline Length (in) 16.8 Inside Diameter 1 (in) 1.75 Inside Diameter 2 (in) 2 Weight Weight (Lbs.) 1.14
