PO - Pilot Operated Check Valves
PO - 20
Pilot Operated Check Valves Catalog
11141715 • Rev CB • March 2016
ORDERING
INFORMATION
SPECIFICATIONS
DIMENSIONS
OPERATION
154 SUS (33 cSt) hyd. oil @ 100° F (38° C)
2
0
29
psi bar
Pressure drop
80L/min
Flow
21.1US gal/min
4
6
8
10
12
14
58
87
116
145
174
203
160 240 320 400
42.3 63.4 84.5
105.7
free flow
54.6
[2.15]
12.7
[0.50]
1-5/16-12 UN-2A
1
3
2
h
t
1.50 in
122-136 N
.
m
[90-100 lbf
.
ft]
CP462-1 - B - 16S -
065
-
0
Seal Option
Code Seal Material Seal kit
B Buna 120033
V Viton 120034
Crack Pressure
Piston Seals
Housings & Ports
0: Cartridge Only
6B: 3/4 BSP, AL
8B: 1 BSP, AL
12S: #12 SAE, AL
16S: #16 SAE, AL
Other Housings available
Housing P/N
No Housing
CP16-3S-6B/2B
CP16-3S-8B/2B
CP16-3S-12S/4S
CP16-3S-16S/4S
Code
065
bar [psi]
4.48 [65]
Code
0
S
No seals
Seals Included
This valve is a pilot-to-close check valve.
Rated pressure 210 bar [3000 psi]
Rated ow at 7 bar
[100 psi]
190 l/min
[50 US gal/min]
Leakage 6 drops/min @
Rated pressure
Weight 0.29 kg [0.64 lb]
Pilot ratio 2.3:1
Cavity SDC16-3S
Note: A piston seal requires a 4.5 bar [65 psi] or
greater return spring.
Theoretical performance
Schematic
Cross-sectional view
Specications
CP462-1
mm [in]
Pilot to Close
CP462-1
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