(2) #7170319 O-Rings
O-ring 7170319 fits the venturi/injection assembly on the Northstar, GE, Kenmore, Sears, Whirlpool, and Morton Water Softeners. This includes a pair of (2) o-rings.
This PAIR of o-rings fits in between the venturi and the valve body on your Kenmore, GE, Whirlpool, NorthStar, Morton or EcoWater softener. It is recommended that you replace the o-rings when they leak, or whenever the venturi and nozzle assembly is replaced.