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
PB-CVS DIRECT ACTING CHECK VALVE, SOFT SEAT, POPPET
HYDRAULIC SYMBOL
PERFORMANCE VALVE SPECIFICATIONS
DESCRIPTION
8 size, 3/4-16 thread, “Power” series, direct acting check valve, soft seat, poppet.
OPERATION
The PB-CVS allows free ow passage from (2) to (1), and blocks ow from (1) to (2). The cartridge has a fully
guided poppet, which is spring-biased closed, until sufcient pressure is applied at (2) to open to (1).
FEATURES
• Soft seat for ultra low leakage.
• Optional bias springs for backpressure application exibility.
• Fully guided poppet assembly.
• Industry common cavity.
Nominal Flow 5 GPM (19 LPM)
Rated Operating Pressure 3500 PSI (241 bar)
Typical Internal Leakage (150 SSU) Negligible
Viscosity Range 36 to 3000 SSU (3 to 647 cSt)
Filtration ISO 18/16/13
Media Operating Temp. Range -32° to 120°F (0° to 49°C)
Weight .09 lbs (.04 kg)
Operating Fluid Media General Purpose Hydraulic Fluid
Cartridge Torque Requirements 25 ft-lbs (34 Nm)
Cavity POWER 2W
Cavity Form Tool (Finishing) 40500005
Seal Kit 21191100
Actual Test Data (Cartridge Only)
0
50
100
150
200
20
250
4 6 8
0
5
10
15
0 5 10 15 20 3025
Port 2 to 1
Pressure Drop (PSI)
Flow (GPM)
Pressure Drop (bar)
Flow (LPM)
Drop-in Pilot Pistons are NOT RECOMMENDED
for this valve.
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
PB-CVS – – –
OPTIONS BODIES
Buna Standard 00 Blank Without Body
Viton Standard V0 N 1/4” NPTF Ports
S #6 SAE Ports
CRACK RESSURE
0005 5 PSI
0020 20 PSI
0030 30 PSI
0050 50 PSI
± 10%
Body Weight: .39 lbs (.18 kg)
