Catalog HY15-3501/US
Parker Hannifin Corporation
Hydraulic Cartridge Systems
Check
Valves
Shuttle
Valves
Load/Motor
Controls
Flow
Controls
Pressure
Controls
Logic
Elements
Directional
Controls
Manual
Valves
Solenoid
Valves
Proportional
Valves
Coils &
Electronics
Bodies &
Cavities
Technical
Data
SH
CV
LM
FC
PC
LE
DC
MV
SV
PV
CE
BC
TD
Single P.O. Check Valve Package
Series PP04SP
CV23
Technical Information
Specifications
Description D04B2 - Check Valve
PP04SP - Pilot Piston
Rated Flow 135 LPM (36 GPM)
Maximum Inlet 420 Bar (6000 PSI)
Pressure
Pilot Ratio 3:1
Approx. Weight Aluminum Block Assembly
.50 kg (1.1 lbs.)
Steel Block Assembly
1.53 kg (3.37 lbs.)
Performance Curve
Pressure Drop vs. Flow (Through cartridge only)
General Description
Single Pilot Operated Check Valve Package.
For additional information see Technical Tips
on pages CV1-CV4.
Features
•
Uses standard check valve cartridge with separate piston
to form a single pilot operated check.
•
Cost effective
•
Low leakage
•
Leak free pilot pistons available - consult factory
•
All external parts zinc plated
Typical Application
(Cylinder)
(Valve)
(Pilot)
Pilot
Cylinder
Valve
D04B2
PP04SP
Hydraulic Oil 150 SSU @ 100°F (32 cSt)
Flow (Q)
30
7.9
60
15.9
90
23.8
LPM
GPM
0
120
31.7
150
39.6
0
73
290 20
15
10
5
218
PSI Bar
145
Pressure Drop ( P)
Pilot Open
C to V
Free Flow
V to C
P
C
V
Catalog HY15-3501/US
Parker Hannifin Corporation
Hydraulic Cartridge Systems
Check
Valves
Shuttle
Valves
Load/Motor
Controls
Flow
Controls
Pressure
Controls
Logic
Elements
Directional
Controls
Manual
Valves
Proportional
Valves
Coils &
Electronics
Technical
Data
SH
CV
LM
FC
PC
LE
DC
MV
SV
PV
CE
BC
TD
Bodies &
Cavities
Solenoid
Valves
Single P.O. Check Valve Package
Series PP04SP
CV24
Technical Information
Dimensions
Millimeters (Inches)
Ordering Information
Code Porting
760 Main: 1/2″ SAE
Aux.: 3/8″ SAE
761 Main: 1/2″ BSP
Aux.: 1/4″ BSP
Code Seals / Kit No.
N Nitrile, Buna-N / (SK30518N-1)
V Fluorocarbon / (SK30518V-1)
PP04SP
Single P.O.
Check Valve
Package
Cracking
Pressure
Seals Body
Material
Porting
Code Body Material
A Aluminum
S Steel
Code Cracking Pressure
2.1 2.1 Bar (30 PSI)
3.4 3.4 Bar (50 PSI)
6.9 6.9 Bar (100 PSI)
10.0 10.0 Bar (145 PSI)
15.0 15.0 Bar (217 PSI)
91.00
(3.58)
19.00
(0.74)
63.50
(2.50)
56.90
(2.24)
30.50
(1.20)
6.10
(0.24)
7.10
(0.28)
72.00
(2.84)
37.75
(1.49)
V
P
C
2 mounting holes
for M6 bolts
PP04SP
D04B2
=
Alum. 31.75
(1.25)
Steel 38.10
(1.50)
=
