MECHANICAL DIRECTIONAL CONTROLS
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 specications/application data shown in our catalogs and data sheets are intended only as a general guide for the product described (herein). Any specic application should not be undertaken
without independent study, evaluation, and testing for suitability.
W 51 / 12-2022
DE-CVR REVERSE FLOW CHECK VALVE, POPPET
HYDRAULIC SYMBOL
PERFORMANCE VALVE SPECIFICATIONS
DESCRIPTION
10 size, 7/8-14 thread, “Delta” series, reverse ow check valve.
OPERATION
The DE-CVR allows free ow (1) to (2) and blocks ow from (2) to (1).
FEATURES
• Hardened parts for long life and low leakage.
• Industry common cavity.
• Optional bias springs for backpressure application exibility.
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 Temp. Range -40° to 250°F (-40° to 120°C)
Weight .15 lbs (.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 21191204
Actual Test Data (Cartridge Only)
0
50
100
150
200
0 5 10 2015 25
0
5
10
0 25 50 75
Port 1 to 2
Pressure Drop (PSI)
Flow (GPM)
Pressure Drop (bar)
Flow (LPM)
MECHANICAL DIRECTIONAL CONTROLS
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 specications/application data shown in our catalogs and data sheets are intended only as a general guide for the product described (herein). Any specic application should not be undertaken
without independent study, evaluation, and testing for suitability.
W 51 / 12-2022
DIMENSIONS
ORDERING INFORMATION
DE-CVR – – –
OPTIONS BODIES
Buna Standard 00 Blank Without Body
Viton Standard V0 N 3/8” NPTF Ports
Buna & Screen A0 S #8 SAE Ports
Viton & Screen W0
CRACK RESSURE
0005 5 PSI
0025 25 PSI
± 10%
Body Weight: .47 lbs (.21 kg)
