4484 Boeing Drive Rockford, IL 61109 • USA • Phone +1 (815) 397-6628 • Fax +1 (815) 397-2526
mail: delta@delta-power.com • www.delta-power.com
WARNING: the specications/application data shown in our catalogs and data sheets are intended only as a general guide for the product described (herein). Any specic application should not be undertaken
without independent study, evaluation, and testing for suitability.
W 51 / 2-2023
DE-CVA DIRECT ACTING CHECK VALVE, POPPET
MECHANICAL DIRECTIONAL CONTROLS
MECHANICAL DIRECTIONAL CONTROLS
Delta Power Company
4484 Boeing Drive - Rockford, IL 61109
WARNING: The specifications/application data shown in our catalogs and data sheets are intended only as a general guide for the product described
(herein). Any specific application should not be undertaken without independent study, evaluation, and testing for suitability.
Phone: (815) 397-6628 Fax: (815) 397-2526 E-mail: delta@delta-power.com
DE-CVA Direct Acting Check Valve, Poppet
DESCRIPTION
10 size, 7/8-14 thread, “Delta” series, direct acting check valve.
OPERATION
The DE-CVA allows free flow passage from (2) to (1) and blocks flow from (1) to (2).
The cartridge has a fully guided check poppet which is spring-biased closed until sufficient pressure is
applied at (2) to open to (1).
.
FEATURES
• Hardened parts for long life and low leakage.
• Optional bias springs for backpressure application flexibility.
• Fully guided poppet assembly.
• Industry common cavity.
Drop-In pilot pistons can be used to create P.O. Check Valve
Function, see the “Accessories” section for details.
PERFORMANCE
Actual Test Data (Cartridge Only)
VALVE SPECIFICATIONS
Nominal Flow
15 GPM (57 LPM)
Rated Operating Pressure
3500 PSI (241 bar)
Typical Internal Leakage
(150 SSU)
0-5 drops/min
Viscosity Range
36 to 3000 SSU (3 to 647 cSt)
Filtration
ISO 18/16/13
Media Operating
Temperature Range
-40° to 250° F (-40° to 120° C)
Weight
0.15 lbs. (0.07 kg)
Operating Fluid Media
General Purpose Hydraulic Fluid
Cartridge Torque
Requirements
30 ft-lbs (40.6 Nm)
Cavity
DELTA 2W
Cavity Form Tool (Finishing)
40500000
Seal Kit
21191200
1
2
2 1
0
50
100
150
200
0 5 10 15 20
Flow (GPM)
Pressure Drop (PSI)
0
5
10
0 25 50 75
Flow (LPM)
Pressure Drop (BAR)
Port 2 to 1
4484 Boeing Drive Rockford, IL 61109 • USA • Phone +1 (815) 397-6628 • Fax +1 (815) 397-2526
mail: delta@delta-power.com • www.delta-power.com
WARNING: the specications/application data shown in our catalogs and data sheets are intended only as a general guide for the product described (herein). Any specic application should not be undertaken
without independent study, evaluation, and testing for suitability.
W 51 / 2-2023
MECHANICAL DIRECTIONAL CONTROLS
MECHANICAL DIRECTIONAL CONTROLS
Delta Power Company
4484 Boeing Drive - Rockford, IL 61109
WARNING: The specifications/application data shown in our catalogs and data sheets are intended only as a general guide for the product described
(herein). Any specific application should not be undertaken without independent study, evaluation, and testing for suitability.
Phone: (815) 397-6628 Fax: (815) 397-2526 E-mail: delta@delta-power.com
DIMENSIONS
ORDERING INFORMATION
DE-CVA
-
-
-
OPTIONS
BODIES
Buna Standard
00
Blank
Without Body
Viton Standard
V0
N
3/8 NPTF Ports
S
#8 SAE Ports
CRACK PRESSURE
0005
5 PSI
0010
10 PSI
0035
35 PSI
0070
70 PSI
0090
90 PSI
0135
135 PSI
0150
150 PSI