Plast-O-Matic Valves, Inc. Datasheets for Check Valves

Check valves are self-activating safety valves that permit gases and liquids to flow in only one direction, preventing process flow from reversing. They are classified as one-way directional valves. 
Check Valves: Learn more

Product Name Notes
Series CK Self-Closing Thermoplastic Check Valve -- CK075EP-TF
Series CK Self-Closing Thermoplastic Check Valve -- CK075V-TF
Series CK Self-Closing Thermoplastic Check Valve -- CK100EP-TF
Series CK Self-Closing Thermoplastic Check Valve -- CK100V-TF
Series CKM Self-Closing Thermoplastic Check Valve -- CKM050EP-CP
Series CKM Self-Closing Thermoplastic Check Valve -- CKM050EP-PF
Series CKM Self-Closing Thermoplastic Check Valve -- CKM050EP-PP
Series CKM Self-Closing Thermoplastic Check Valve -- CKM050EP-PV
Series CKM Self-Closing Thermoplastic Check Valve -- CKM050V-CP
Series CKM Self-Closing Thermoplastic Check Valve -- CKM050V-PF
Series CKM Self-Closing Thermoplastic Check Valve -- CKM050V-PP
Series CKM Self-Closing Thermoplastic Check Valve -- CKM050V-PV
Series CKM Self-Closing Thermoplastic Check Valve -- CKM075EP-CP
Series CKM Self-Closing Thermoplastic Check Valve -- CKM075EP-PF
Series CKM Self-Closing Thermoplastic Check Valve -- CKM075EP-PP
Series CKM Self-Closing Thermoplastic Check Valve -- CKM075EP-PV
Series CKM Self-Closing Thermoplastic Check Valve -- CKM075V-CP
Series CKM Self-Closing Thermoplastic Check Valve -- CKM075V-PF
Series CKM Self-Closing Thermoplastic Check Valve -- CKM075V-PP
Series CKM Self-Closing Thermoplastic Check Valve -- CKM075V-PV
Series CKM Self-Closing Thermoplastic Check Valve -- CKM100EP-CP
Series CKM Self-Closing Thermoplastic Check Valve -- CKM100EP-PF
Series CKM Self-Closing Thermoplastic Check Valve -- CKM100EP-PP
Series CKM Self-Closing Thermoplastic Check Valve -- CKM100EP-PV
Series CKM Self-Closing Thermoplastic Check Valve -- CKM100V-CP
Series CKM Self-Closing Thermoplastic Check Valve -- CKM100V-PF
Series CKM Self-Closing Thermoplastic Check Valve -- CKM100V-PP
Series CKM Self-Closing Thermoplastic Check Valve -- CKM100V-PV
Series CKM A unique, patented diaphragm provides normally-closed operation with a bubble-tight seal, even with no reverse pressure. 1/2″ through 1″ pipe sizes.
Series CKS Self Closing Check Valve -- CKS150BS-NC-PF
Series CKS Self Closing Check Valve -- CKS150BS-NC-PP
Series CKS Self Closing Check Valve -- CKS150BS-NC-PV
Series CKS Self Closing Check Valve -- CKS150BT-NC-PF
Series CKS Self Closing Check Valve -- CKS150BT-NC-PP
Series CKS Self Closing Check Valve -- CKS150BT-NC-PV
Series CKS Self Closing Check Valve -- CKS150EPS-NC-PF
Series CKS Self Closing Check Valve -- CKS150EPS-NC-PP
Series CKS Self Closing Check Valve -- CKS150EPS-NC-PV
Series CKS Self Closing Check Valve -- CKS150EPT-NC-PF
Series CKS Self Closing Check Valve -- CKS150EPT-NC-PP
Series CKS Self Closing Check Valve -- CKS150EPT-NC-PV
Series CKS Self Closing Check Valve -- CKS150VS-NC-PF
Series CKS Self Closing Check Valve -- CKS150VS-NC-PP
Series CKS Self Closing Check Valve -- CKS150VS-NC-PV
Series CKS Self Closing Check Valve -- CKS150VT-NC-PF
Series CKS Self Closing Check Valve -- CKS150VT-NC-PP
Series CKS Self Closing Check Valve -- CKS150VT-NC-PV
Series CKS Self Closing Check Valve -- CKS200BS-NC-PF
Series CKS Self Closing Check Valve -- CKS200BS-NC-PP
Series CKS Self Closing Check Valve -- CKS200BS-NC-PV
Series CKS Self Closing Check Valve -- CKS200BT-NC-PF
Series CKS Self Closing Check Valve -- CKS200BT-NC-PP
Series CKS Self Closing Check Valve -- CKS200BT-NC-PV
Series CKS Self Closing Check Valve -- CKS200EPS-NC-PF
Series CKS Self Closing Check Valve -- CKS200EPS-NC-PP
Series CKS Self Closing Check Valve -- CKS200EPS-NC-PV
Series CKS Self Closing Check Valve -- CKS200EPT-NC-PF
Series CKS Self Closing Check Valve -- CKS200EPT-NC-PP
Series CKS Self Closing Check Valve -- CKS200EPT-NC-PV
Series CKS Self Closing Check Valve -- CKS200VS-NC-PF
Series CKS Self Closing Check Valve -- CKS200VS-NC-PP
Series CKS Self Closing Check Valve -- CKS200VS-NC-PV
Series CKS Self Closing Check Valve -- CKS200VT-NC-PF
Series CKS Self Closing Check Valve -- CKS200VT-NC-PP
Series CKS Self Closing Check Valve -- CKS200VT-NC-PV
Series CKS Self Closing Check Valve -- CKS300BS-NC-PF
Series CKS Self Closing Check Valve -- CKS300BS-NC-PP
Series CKS Self Closing Check Valve -- CKS300BS-NC-PV
Series CKS Self Closing Check Valve -- CKS300BT-NC-PF
Series CKS Self Closing Check Valve -- CKS300BT-NC-PP
Series CKS Self Closing Check Valve -- CKS300BT-NC-PV
Series CKS Self Closing Check Valve -- CKS300EPS-NC-PF
Series CKS Self Closing Check Valve -- CKS300EPS-NC-PP
Series CKS Self Closing Check Valve -- CKS300EPS-NC-PV
Series CKS Self Closing Check Valve -- CKS300EPT-NC-PF
Series CKS Self Closing Check Valve -- CKS300EPT-NC-PP
Series CKS Self Closing Check Valve -- CKS300EPT-NC-PV
Series CKS Self Closing Check Valve -- CKS300VS-NC-PF
Series CKS Self Closing Check Valve -- CKS300VS-NC-PP
Series CKS Self Closing Check Valve -- CKS300VS-NC-PV
Series CKS Self Closing Check Valve -- CKS300VT-NC-PF
Series CKS Self Closing Check Valve -- CKS300VT-NC-PP
Series CKS Self Closing Check Valve -- CKS300VT-NC-PV
Series CKS An encapsulated spring and sliding poppet provides the same normally-closed, bubble-tight performance in larger sizes 1 1/2” through 4″.
Series CKD Compact Diaphragm Check Valve -- CKD025EP-PF
Series CKD Compact Diaphragm Check Valve -- CKD025EP-PP
Series CKD Compact Diaphragm Check Valve -- CKD025EP-PV
Series CKD Compact Diaphragm Check Valve -- CKD025EP-TF
Series CKD Compact Diaphragm Check Valve -- CKD025V-PF
Series CKD Compact Diaphragm Check Valve -- CKD025V-PP
Series CKD Compact Diaphragm Check Valve -- CKD025V-PV
Series CKD Compact Diaphragm Check Valve -- CKD025V-TF
Series CKD Compact Diaphragm Check Valve -- CKD050EP-PF
Series CKD Compact Diaphragm Check Valve -- CKD050EP-PP
Series CKD Compact Diaphragm Check Valve -- CKD050EP-PV
Series CKD Compact Diaphragm Check Valve -- CKD050EP-TF
Series CKD Compact Diaphragm Check Valve -- CKD050V-PF
Series CKD Compact Diaphragm Check Valve -- CKD050V-PP
Series CKD Compact Diaphragm Check Valve -- CKD050V-PV
Series CKD Compact Diaphragm Check Valve -- CKD050V-TF
A specialty diaphragm check valve that opens with virtually no forward pressure. However, Series CKD requires a minimum back pressure of 1/2 PSI to close. When inlet pressure is sensed...