CAT: BFP/VCAR
CRU04
12
IE/CRU04/ 001/2011 SHEET: 1/1
CRU 04 ** 00 2
4
Q (l/min)
P(bar)
0
1
2
3
4
5
6
0
510
15 20 25
30 35
40
X
2
1
P
2
A2 A1 B1 B2
1
P
C
C
A2
A1
B2
B1
3/4 - 16 UNF
1
2
22
ONE-WAY CHECK VALVES
HYDRAULIC FEATURES
PRESSURE DROPS
HYDRAULIC SYMBOL
Fluid used: mineral based oil with viscosity 46 mm²/s at 40°C.
CRU = Check valve
ORDERING CODE
Series
Size
Max. working pressure 350 bar
Max. Flow 40 l/min
Max. Leakage (0 ÷ 5 drops/min) 0 ÷ 0.25 cm
3
/min
Hydraulic fluid DIN 51524 Mineral oils
Fluid viscosity 10 ÷ 500 mm
2
/s
Fluid temperature -25°C ÷ 75°C
Ambient temperature -25°C ÷ 60°C
Max. contamin. level class with filter ISO 4406:1999 - class 19/17/14
Weight 0.08 kg
Tightening torque 25 ÷ 30 Nm
Cavity (3/4 - 16 UNF) CD018006 (See section 15)
Opening pressure
04 = 3/4 - 16 UNF
01 = 0.3 bar
00 = 0.7 bar (standard)
04 = 4.5 bar
07 = 7.5 bar
10 = 10 bar
2 = Serial No.
00 = No variants
ONE-WAY CHECK VALVES
PILOT SPOOL
Single
Double
Variants
The check-valves permit one-directional oil flow only. On the opposite side
the sealing is guaranteed by a hardened and ground taper steel poppet. The
spring permits an easy valve installation in any position. External steel body
protected on surface by zinc plating.
Type
Spool (P)
code
Cavity (C)
(See section 15)
Pilot
ratio
Single F63400002 CD018015
1 : 2.9
Double F63400003 CD018016
1 : 2.9
00012003
Spare seals kit
Page: 42
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