Industrial Valves from DFT Inc.

Spring Assisted Sanitary Check Valves -- DFT® DSV®

Spring Assisted Sanitary Check Valves -- DFT® DSV&#174 -- View Larger Image
Spring Assisted Sanitary Check Valves -- DFT® DSV&#174-Image

The DSV® is an in-line spring-assisted check valve designed to prevent flow reversal in industries with strict cleanliness codes. To accommodate various piping arrangements, the DSV® is available as a "Vertical" or "Horizontal" valve. The Horizontal valve is for Horizontal lines requiring a self draining valve. The "Vertical" design is for "Vertical" installations and "Horizontal" lines when a self draining valve is not required. The DSV®, with a 316L stainless steel body and seat, is fastened with a quick release clamp and elastomeric body seal to permit fast and easy access to the internals. The internal surface finish is 25 Ra while the disc and seat are lapped to provide excellent shutoff.


Product Category
Industrial Valves
Valve Type
Metal Seated; Ball Check; Check; Sanitary
Primary Material
Stainless Steel
Water; Hot Water; Cold Water  ; Ground Water; Potable Water; Salt Water; Wastewater; Gas; Gasoline / Diesel Fuel; High Purity; LP Gas; Natural Gas; Sour Gas; Specialty Corrosive; Steam; Air; Breathable; Compressed Air
Valve Size
0.50 to 3.00 inch (12.70 to 76.20 mm)
Maximum Pressure
108.00 psi (76.01 m H2O)
Number of Ports
Media Temperature
Flow (Cv)
Connection Description