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E-CV42-M20 Check Valves

Item No.: E-CV42-M20
The E-CV42-M20 is a screw-in, cartridge style, hydraulic check valve for use as a blocking or load-holding device. HydraForce CV42-M20 equivalent.

E-CV42-M20 Check Valves


The cartridge valve allows flow from port 1 to 2, while normally blocking flow in the opposite direction. The cartridge valve has a fully guided poppet which is spring biased closed until sufficient pressure is applied at port 1 to open to port 2.



l  Hardened seat for long life and low leakage.

l  Optional bias springs for back-pressure application flexibility.

l  ISO 7789 cavity.


Working Pressure:                      240 bar (3500 psi)

Pressure Resistance:                 350 bar (5075 psi)

Flow:                                           see performance chart

Maximum Internal Leakage:        0.25 ml/min (5 drops/min) at 240 bar (3500 psi)

Opening pressure definition:       When the flow rate reaches 16.4 ml/min (1 cubic inch/min), the pressure measurement value bar (psi) at .

Standard opening pressure:       0.35 bar (5 psi); 1.7 bar (25 psi); 4.1 bar (60 psi)

Temperature Range:                   - 40 to 120 °C

Filtration:                                     Best working fluid cleanliness NAS Code 9

Fluids:                                         Mineral based or synthetic hydraulic fluid with lubricating properties

Fluid viscosity range:                  7.4 to 420 cSt (50 to 2000 ssu)

Orientation restriction:                 None

Cavity:                                         VC42-2M;

Valve hole cutter model:             CT-VC42-M2-A

Seal kit:                                       SK42-M2X-T (Note: X = seal option)



AAK Hydraulic Valve is a top manufacturer for Hydraulic Check Valves in Ningbo China since 2006.
We guarantee quality for 3 years for non-standard customized valves: No leakage, No Noise, No Vibration.

Contact us to customize your valves and promote your business with our premium quality!

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