Technical Hoses
SAE J20 R3
SAE J20 R3 rubber heater and coolant hose in 16mm and 19mm internal diameter.
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About this range
SAE J20 R3 hose is made for vehicle heater and coolant systems. We stock it in 16mm internal diameter (24mm external, 4mm wall) and 19mm internal diameter (27mm external, 4mm wall).
The product details describe nitrile butadiene rubber construction designed for heat resistance in cooling systems. Both sizes are available in lengths from 1m up to 50m.