Specifications
Inlet Connection Size
- 2-5/8” ODF Solder
- Outlet Connection Size
- 2-5/8” ODF Solder
- Opening Pressure
- 23 oz. per sq. in. (1.44 psig)
- Maximum Working Pressure (psig)
- 680
- Nominal Tons R-22 Suction 40°F @ 1 psi
- Suction 50, Liquid 375
- Nominal Tons R-404A 40°F @ 2 psi
- Discharge 50.7, Suction 42, Liquid 255
- Nominal Tons R-410A 40°F @ 2 psi
- Discharge 68.56, Suction 60, Liquid 373.88






Be the first to review “EMERSON ACK 42 Check Valves”