Pumps - PT Hydraulics
Pumps - PT Hydraulics
Pumps - PT Hydraulics
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®DirectionalValves9720 & 9721 Counter Balance Valve. The cylinder retracts at the speed of the high pressure flow of the hydraulic pump the customer is usingmax. high pressure pump flow 120 in 3 2000 - 2500 psi min. cracking pressure. For double acting rams only.Gives smooth even lowering of any load. Eliminates bounce and runaway other counter balance valve experience.To CylinderRetractTo DirectionalValve RetractTo DirectionalValve ExtendTo Cylinder Extend40I40IRev. 5-10-97