Parker'S 8200 Series Are Double Shut-Off Quick Couplings That Can Connect Under System Pressure On The Coupler Side And Residual Pressure On The Nipple Side. The Unique Valve Design Allows Connection While Either Or Both The Coupler And Nipple Are Under Pressure. Valves In Both Sides Remain Closed Opening Only When System Pressure Has Been Relieved On The Coupler Body And Then Reapplied. This Pressure Sequence May Be Done With Either An Open Center Or A Closed Center Hydraulic System That Has ... Read More Parker'S 8200 Series Are Double Shut-Off Quick Couplings That Can Connect Under System Pressure On The Coupler Side And Residual Pressure On The Nipple Side. The Unique Valve Design Allows Connection While Either Or Both The Coupler And Nipple Are Under Pressure. Valves In Both Sides Remain Closed Opening Only When System Pressure Has Been Relieved On The Coupler Body And Then Reapplied. This Pressure Sequence May Be Done With Either An Open Center Or A Closed Center Hydraulic System That Has A Control Valve. Interchange  8250-15  25688250-15  825015  7050-15 Net Weight (Lbs) 1.00
