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Model 65SC/65SCA Lift Check Valve
Brand: OCV Control ValvesThe 65SC/65SCA is a full port valve equipped with a built in lift check feature to prevent backflow.
When equipped with a variety of pilots and accessories the valve performs a wide range of automatic fluid control, while closing rapidly on reversal of pressure to prevent backflow.
Features- Operates Automatically Off Line Pressure.
- Heavy-duty, Nylon-reinforced Diaphragm Isolates Top Chamber Operating Pressure from Bottom Chamber Line Pressure.
- Rectangular-shaped, Soft Seat Seal Provides Drip-tight Class VI Closure.
- Diaphragm Assembly Guided Top and Bottom
- Throttling Seat Retainer for Flow And Pressure Stability.
- Easily Maintained Without Removal from the Line.
- Diaphragm Replaced Without Removing Internal Stem Assembly.
- Replaceable Seat Ring.
- Alignment Pins Assure Proper Reassembly After Maintenance.
- Center-tapped Bonnet Facilitates Installation of Position Indicator or Valve-actuated Switches.
- Ductile Iron and Steel Valves are Epoxy-coated Inside and Out, for Maximum Corrosion Protection.
- Valves are Factory Tested.
- Valves are Serial Numbered and Registered to Facilitate Replacement Parts and Factory Support.
- Allows Valve to Close Instantaneously Upon Pressure Reversal, Eliminating Reverse Flow.
- Split Spool Design.
- Lift Check can be Added as a Feature to Existing Valves by Replacing Spool Assembly.
- Valve Must be Mounted with Stem in Vertical Position.
Specifications
Brand
Screwed End Sizes
- 2"-3"
Grooved End Sizes
- 2"-6” - Globe
- 1-1/2"-4" - Angle
Flanged End Sizes
- 2”-16”, 24” - Globe
- 2"-16" - Angle
Fluid Operating Temperature Range
- Valve Elastomers
- EPDM 32° F to 230°F
Body/Bonnet Materials
- Ductile Iron (epoxy coated)
- Carbon Steel (epoxy coated)
- Stainless Steel
- Low-lead Bronze
- Others available - consult factory
Seat Ring Materials
- Low-lead Bronze
- Stainless Steel
Stem Materials
- Stainless Steel
- Monel
Spring Materials
- Stainless Steel
Diaphragm Materials
- EPDM
- Others available upon request
Seat Disc Materials
- EPDM
- Others available upon request
Tubing and Fittings Materials
- Copper/Brass
- Stainless Steel