The Series 424 Valve is perfect for use as a liquid dump valve on high pressure separators. The trim and seat are total immersed in the fluid to prevent freeze-ups. The Series 424 Valve can be used in any other pressure vessel where freeze-ups could be a problem.
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Non-Freeze Construction - Prevents freeze-up at the plug and seat
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Hammer Union Construction - Reduced downtime for repair
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Replaceable Trim - Reduces cost
| Body Material |
Low Carbon Steel |
Maximum Working Pressure |
3000 psi |
| End Connections |
Vessel 2” MNPT
Inlet Tube 1” FNPT
Outlet 1” FNPT |
Temperature Limits |
-20 F to 250 F (-28 C to 121 C) |
| Body Cover |
Steel Union |
Stem Material |
303 Stainless Steel |
| Diaphragm Operator |
Steel, 65 sq. in. Nylon Reinforced Buna N Diaphragm
Maximum Recommended Operating Pressure 70 psi
Maximum Containment Pressure 100 psi |
Plug and Seat |
See Schedule Below |
| Packing |
Non-Lubricated Buna N |
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Please click on the following table for a larger view of ordering information.
General Notes:
1. Standard topworks is direct action normally closed
2. Cv values are for fully open inner valve
3. Part numbers applicable only when valve desired is exactly as described above
4. To order specify model number, part number, and trim description
5. See attached pdf below for parts list