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Emerson ACK 14 ACK Check Valve

SKU kpi002-064990
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Product details

SKU: kpi002-064990
Manufacturer: White Rodgers
Manufacturer Part Number: 64990
Model Number: ACK 14
GTIN: 681344649904

Product description

The ACK check valve is a normally closed magnetic check valve that prevents reverse refrigerant flow in liquid lines and compressor discharge lines.


  • Copper Connection Size 7/8” ODF Solder
  • Hermetic Spun Copper Design
  • Magnetic Checking Action
  • Built-In 30 Mesh Stainless Steel Strainer
  • Can Be Installed In Any Position

Additional Information

Inlet Connection Size7/8” ODF Solder
Outlet Connection Size7/8” ODF Solder
Maximum Working Pressure (psig)680
Nominal Tons R-22 Suction 40°F @ 1 psiSuction 3.7, Liquid 29
Nominal Tons R-404A 40°F @ 2 psiDischarge 6.71, Suction 3.11, Liquid 19.72
Nominal Tons R-410A 40°F @ 2 psiDischarge 9.08, Suction 4.44, Liquid 28.91

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