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The MD series contains medium pressure quick couplings in SG and MD types. These couplings can be used for a variety of fluid media, including lubricating greases and hydraulic oils. They are available in nominal bore sizes ranging from 6-50 millimeters in a variety of material, finish and seal options.
Medium Pressure (MD Series) Walther Couplings
Unit of Measure
1 

Item #

Item Name

Coefficient of Variation (CV) Value/One Side Self-Sealing

Coefficient of Variation (CV) Value/Both Sides Self-Sealing

Flow (Q) at 20 Degree Celsius (ºC) Temperature and 1 Bar Gradient Pressure - Water (EA)

Flow (Q) at 20 Degree Celsius (ºC) Temperature and 1 Bar Gradient Pressure - Water (BA)

SG-006 N/A Medium Pressure (MD Series) 6 Millimeter (mm) Nominal Bore Diameter Walther Coupling N/A 1 N/A 0.73 N/A 14.28 L/min N/A 10.43 L/min
MD-006 N/A Medium Pressure (MD Series) 6 Millimeter (mm) Nominal Bore Diameter Walther Coupling N/A N/A 0.73 N/A N/A 10.43 L/min
MD-007 N/A Medium Pressure (MD Series) 7 Millimeter (mm) Nominal Bore Diameter Walther Coupling N/A N/A 1.07 N/A N/A 15.28 L/min
MD-012 N/A Medium Pressure (MD Series) 12 Millimeter (mm) Nominal Bore Diameter Walther Coupling N/A N/A 3.25 N/A N/A 46.41 L/min
MD-019 N/A Medium Pressure (MD Series) 19 Millimeter (mm) Nominal Bore Diameter Walther Coupling N/A N/A 8.20 N/A N/A 117.10 L/min
MD-025 N/A Medium Pressure (MD Series) 25 Millimeter (mm) Nominal Bore Diameter Walther Coupling N/A N/A 13.50 N/A N/A 192.79 L/min
MD-032 N/A Medium Pressure (MD Series) 32 Millimeter (mm) Nominal Bore Diameter Walther Coupling N/A 29.4 N/A 23.80 N/A 419.86 L/min N/A 339.89 L/min
MD-050 N/A Medium Pressure (MD Series) 50 Millimeter (mm) Nominal Bore Diameter Walther Coupling N/A 68.00 N/A 59.00 N/A 971.11 L/min N/A 842.58 L/min
Unit of Measure
1