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Emerson ACK 6 ACK Check Valve

SKU kpi002-064986
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Product details

SKU: kpi002-064986
Manufacturer: White Rodgers
Manufacturer Part Number: 64986
Model Number: ACK 6
GTIN: 681344649867

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 3/8” 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 Size3/8” ODF Solder
Outlet Connection Size3/8” ODF Solder
Maximum Working Pressure (psig)800
Nominal Tons R-22 Suction 40°F @ 1 psiSuction 0.6, Liquid 3.1
Nominal Tons R-404A 40°F @ 2 psiDischarge 1.2, Suction, 0.5, Liquid 2.11
Nominal Tons R-410A 40°F @ 2 psiDischarge 1.63, Suction 0.72, Liquid 3.09

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