Parker D04B2-2.1V - Standard Check Valves

Capable of flows from 3.5 to 303 lpm (0.9 to 80 gpm) and pressure as high as 420 bar (6,000 psi), Parker’s poppet and ball style check valves have a simple and robust design which are used to block flow in one direction, and allow flow in the opposite.
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Brand Parker
Part No. D04B2-2.1V
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Products specifications
Attribute nameAttribute value
Maximum Operating Temperature400 °FSeal MaterialFluorocarbon
Body Materialn/aDivisionHydraulic Cartridge Systems Division
For Fluid TypeSynthetic Hydraulic FluidsValve MaterialSteel (all parts)
Operating Temperature-15 to 400 °FFilter Efficiency RatingSAE Class 4
Maximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)Minimum Operating Temperature-26 °C
Maximum Operating Pressure420 barActuation TypePressure Sensing
DivisionMobile Hydraulic Systems Division EuropeMaximum Inlet Pressure Rating420 bar
Cavity SizeC10-2Installation Torque37 lb-ft
Maximum Flow Rate42 Gal/minCracking Pressure2.1 bar
Weight0.18 lbFlow Direction1-2 Free Flow
FunctionStandard CheckFlow Rate90 L/min @ 100 Psi (7 bar) Nominal
Leak Rate3 drops/min @ 6000 Psi (420 bar)Seal MaterialFluorocarbon
Cracking Pressure30 PSI, 2.1 BARMaximum Flow Rate42 GAL/MIN, 160 L/MIN
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