Danfoss CV04-NB Technical Information
Check Valves Technical Information
in
out
1
2
Ball Type, Normal Direction
CV04-NB
OPERATION
SPECIFICATIONS
DIMENSIONS
mm in
This valve allows free ow from 1 to 2 and blocks ow from 2 to 1.
Theoretical performance Schematic
psi bar
116
102
87
73
58
44
29
154 SUS (33 cSt) hyd. oil @ 100° F (38° C)
8
7
6
5
4
3
Press ure drop
2
115
0
L/min
US gal/min
1
0.3
234
Flow
0.5 0.8 1.1
Specications
Rated pressure 207 bar [3000 psi]
Rated ow at 7 bar
100 psi
Leakage 6 drops/min @ Rated
Weight 0.01 kg [0.022 lb]
Cavity CP04-2
Cross-sectional view
7/16-20 UNF
It0.188 in
10-15 N.m
[8-10 lbf.ft]
3 l/min
[0.8 US gal/min]
pressure
CV04-NB
ORDERING
INFORMATION
1
CV04-NB-0.3-B-00
Crack Pressure
0.3 = 0.3 bar [5 psi]
1.7 = 1.7 bar [25 psi]
2
25.1
[0.99]
Housing and ports
00 = No Housing
4S = Al, #4 SAE
2B = Al, 1/4 BSP
2.5
[0.10]
Housing Part #
No Housing
CP04-2-4S
CP04-2-2B
Seals Seal Kit
B = Buna-N 120077
V = Viton 11019554
BC332375208102en-000101 • February 2020
CV - 6
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