Little Giant CV-10 Check Valve is a replacement check valve for the following Little Giant Series Condensate Pumps - VCC, VCMA, VCL-14 and VCL-24. The CV-10 has is 1/4-inch MNPT x 3/8-inch Barbed. The part number is 599065. Check valves prevent water from backing into the pump causing the pump to fast cycle (turn on/off quickly) which can shorten the lifespan of the motor.From the ManufacturerThis Little Giant check valve is used for VCC, CCM, VCMA, VCL-14/24 units. It fits 1/4-Inch MNPT to 3/8-Inch ID vinyl tubing.
