401AA00001A - CHECK VALVE, PILOT OPERATED 4CK301S - DANFOSS

Description: 4CK301S

Function: Pil. Op. Check valve, pilot on 3, no o-ring, 3:1

Check valve, Standard Direction 350 bar [5000psi] - 30/min [8 US gpm] 

Description and operation: this is a Check valve where free flow takes place from port 2 to 1 and is blocked from port 1 to 2 ultill pilot pressure is applied to port 3.