82 series hydraulic quick coupling.

This general purpose couplings, are used across the spectrum of hydraulic applications. These Double Shut-Off couplings can be found anywhere that fluid transfer lines need to be
connected and disconnected for operation or maintenance of equipment, and a loss of fluid is undesirable. Primarily used with hydraulic fluid, general purpose Double Shut-Off couplings
are typically used in food processing and manufacture,shipbuilding.offshore,machine tool/automation,oil refineries,steel mills,chemicals and pharmaceuticals