TVI - 1/2 to 4 Inch (in) Ball Check Valves

Thermoplastic Ball Check Valves (1/2" - 4") are of all thermoplastic construction. Body has full length ribs for maximum flow, minimum pressure drop, and to eliminate ball sticking and chatter. Ball is of solid thermoplastic material. Seat is full circle and resilient.

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Unit of Measure

Items	DN-1/2 1/2 Inch (in) Ball Check Valve	DN-3/4 3/4 Inch (in) Ball Check Valve	DN-1 1 Inch (in) Ball Check Valve	DN-1-1/4 1-1/4 Inch (in) Ball Check Valve	DN-1-1/2 1-1/2 Inch (in) Ball Check Valve
Description	N/A Thermoplastic Ball Check Valves (1/2" - 4") are of all thermoplastic construction. Body has full length ribs for maximum flow, minimum pressure drop, and to eliminate ball sticking and chatter. Ball is of solid thermoplastic material. Seat is full circle and resilient.
Brands	N/A TVI
Size	N/A 1/2 in	N/A 3/4 in	N/A 1 in	N/A 1-1/4 in	N/A 1-1/2 in
Dimension D1	N/A 0.598 in	N/A 0.771 in	N/A 0.984 in	N/A 1.259 in	N/A 1.574 in
Socket Dimension d	N/A 0.840 in	N/A 1.050 in	N/A 1.315 in	N/A 1.660 in	N/A 1.900 in
Screw Dimension L	N/A 1/2 in	N/A 3/4 in	N/A 1 in	N/A 1-1/4 in	N/A 1-1/2 in
Screw Dimension L (Thread Type)	N/A National Pipe Thread (NPT)
Socket Dimension	N/A 3.976 in	N/A 4.527 in	N/A 5.354 in	N/A 6.732 in	N/A 6.732 in
Screw Dimension	N/A 3.976 in	N/A 4.527 in	N/A 5.354 in	N/A 6.732 in	N/A 6.732 in
Flanged Dimension	N/A 5.75 in	N/A 6.25 in	N/A 7.25 in	N/A 9.00 in	N/A 9.00 in
Dimension B	N/A 2.106 in	N/A 2.492 in	N/A 2.875 in	N/A 3.842 in	N/A 3.842 in
Dimension D2	N/A 2.375 in	N/A 2.750 in	N/A 3.125 in	N/A 3.500 in	N/A 3.875 in
Dimension F	N/A 5.50 in	N/A 6.50 in	N/A 7.50 in	N/A 9.75 in	N/A 9.75 in
Working Pressure	N/A 150 psi
Materials of Construction¹	N/A Part - Body Pcs - 1 Material - Polyvinyl Chloride (PVC), Polypropylene (PP), Polyvinylidene Fluoride (PVDF), and Chlorinated Polyvinyl Chloride (CPVC) Part - Ball Pcs - 1 Material - Polyvinyl Chloride (PVC), Polypropylene (PP), Polyvinylidene Fluoride (PVDF), and Chlorinated Polyvinyl Chloride (CPVC) Part - Seat Carrier Pcs - 1 Material - Polyvinyl Chloride (PVC), Polypropylene (PP), Polyvinylidene Fluoride (PVDF), and Chlorinated Polyvinyl Chloride (CPVC) Part - Connector Pcs - 2 Material - Polyvinyl Chloride (PVC), Polypropylene (PP), Polyvinylidene Fluoride (PVDF), and Chlorinated Polyvinyl Chloride (CPVC) Part - Union Nut Pcs - 2 Material - Polyvinyl Chloride (PVC), Polypropylene (PP), Polyvinylidene Fluoride (PVDF), and Chlorinated Polyvinyl Chloride (CPVC) Part - Seat Pcs - 1 Material - Ethylene Propylene Diene Monomer (EPDM) and Viton® Part - Seat Carrier O-Ring Pcs - 1 Material - Ethylene Propylene Diene Monomer (EPDM) and Viton® Part - Solid End O-Ring Pcs - 1 Material - Ethylene Propylene Diene Monomer (EPDM) and Viton® Part - Flanged Cut Pcs - 1 Material - Polyvinyl Chloride (PVC), Polypropylene (PP), Polyvinylidene Fluoride (PVDF), and Chlorinated Polyvinyl Chloride (CPVC) Part - Foot Valve Assembly Pcs - 1 Material - Polyvinyl Chloride (PVC)
Flow Coefficient Value (Cv)	N/A 10	N/A 25	N/A 38	N/A 76	N/A 80
Body/Union Nut/End Connectors	N/A Polyvinyl Chloride (PVC), Chlorinated Polyvinyl Chloride (CPVC), ASTM D-1784 Polypropylene (PP), ASTM D-4101 Polyvinylidene Fluoride (PVDF), ASTM D-3222
Ball	N/A Polyvinyl Chloride (PVC), Chlorinated Polyvinyl Chloride (CPVC), ASTM D-1784 Polypropylene (PP), ASTM D-4101 Polyvinylidene Fluoride (PVDF), ASTM D-3222
Seal/Seat	N/A Ethylene Propylene Diene Monomer (EPDM) Fluorocarbon, Viton® (Dupont Dow Elastomers) Fluorel (3M Corp.)
Socket	N/A ASTM - D-2467 (Polyvinyl Chloride (PVC), SCH-80) ASTM, F-437 (Chlorinated Polyvinyl Chloride (CPVC), SCH-80)
Threaded	N/A ASTM - D-2464 (Polyvinyl Chloride (PVC), SCH-80) ASTM, F-437 (Chlorinated Polyvinyl Chloride (CPVC), SCH-80)
Flanged	N/A ANSI - B16.5 Class 150
Features	N/A Less than 1 psi Pressure to Operate Operates in Vertical or Horizontal Installations One Piece Seat & Seal Excellent Flow characteristics
Additional Information	N/A A molded gasket seal and seat enlarges seating surface and facilitates maintenance. Valves require less than one (1) PSI to open and 3 -5 PSI to close drop tight. Valves are capable of installation in either vertical or horizontal pipe run. Valves are readily adaptable for foot valve service with the addition of a screen assembly.
Note	N/A Not recommended for compressed air or gas service.
¹ Viton® is a trademark of DuPont Performance Elastomer.