Description
Replacment check valve + o-ring kit (set of 3) for Cat Pumps pump models 30, 30.CO2, 30RS.CO2, 310, 310B, 310S, 340, 340B, 340S, 350, 350B, 350S and 310.CO2.
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Replacment check valve + o-ring kit (set of 3) for Cat Pumps pump models 30, 30.CO2, 30RS.CO2, 310, 310B, 310S, 340, 340B, 340S, 350, 350B, 350S and 310.CO2.
See which replacement parts we carry fit models from other brands in our Known Fitment Information .
Only models we’ve verified appear there—if your unit isn’t listed, it may still be compatible. Ask us below if you’re unsure.