FOR ALUMINUM OR STEEL VALVE HOUSING CONFIGURATIONS SEE PAGE 0-043.1
FOR ALUMINUM OR STEEL VALVE HOUSING CONFIGURATIONS SEE PAGE 0-043.1
PRESSURE BIAS SPRING
PRESSURE BIAS SPRING
025 = 25 PSI (FIXED)
025 = 25 PSI (FIXED)
1.31"
1.31"
[33,4]
[33,4]
HEX
HEX
1.65"
1.65"
[41,9]
[41,9]
SPOOL
SPOOL
"3A" = OPEN CENTER
"3A" = OPEN CENTER
SEALS
SEALS
12 = 1.062-12 UNF
12 = 1.062-12 UNF
BASIC
BASIC
SIZE
SIZE
PORTS
PORTS
0
02BX
02BX
03BX
03BX
06TX
06TX
08TX
08TX
= CARTRIDGE ONLY
= CARTRIDGE ONLY
= G 1/4" BSPP
= G 1/4" BSPP
= G 3/8" BSPP
= G 3/8" BSPP
= SAE - #6
= SAE - #6
= SAE - #8
= SAE - #8
"A" - ALUM. HOUSING
"A" - ALUM. HOUSING
"S" - STEEL HOUSING
"S" - STEEL HOUSING
N = BUNA "N"
N = BUNA "N"
V = VITON
V = VITON
[88,9]
[88,9]
3.50"
3.50"
[120,7]
[120,7]
4.75"
4.75"
L/M (28,5 cSt)
L/M (28,5 cSt)
G.P.M.(135 SUS)
G.P.M.(135 SUS)
2 to 3
2 to 3
PRESSURE DROP ( P)
PRESSURE DROP ( P)
PSI
PSI
0
25
25
50
50
4 to 3
4 to 3
4 8
100
100
75
75
12
12
BAR
BAR
15.1
15.1
30.3
30.3
45.4
45.4
3.5
3.5
1.7
1.7
6.9
6.9
5.2
5.2
16
16
60.6
60.6
20
20
75.7
75.7
90.8
90.8
24
24
125
125
8.6
8.6
SDSV-12-X-3A-X-XXX
SDSV-12-X-3A-X-XXX
4
2
3
SHUTTLE VALVE, BRAKE RELEASE
SHUTTLE VALVE, BRAKE RELEASE
SPOOL TYPE, SPRING CENTERED.
SPOOL TYPE, SPRING CENTERED.
[90,2]
[90,2]
3.55"
3.55"
NO SEAL IN
NO SEAL IN
THIS GROOVE
THIS GROOVE
3
2
1
4
(PLUGGED)
(PLUGGED)
Steel = 70/75 Ft-Lb. [95/102 Nm]
Steel = 70/75 Ft-Lb. [95/102 Nm]
TORQUE:
TORQUE:
Aluminum = 55/60 Ft-Lb. [74/81 Nm]
Aluminum = 55/60 Ft-Lb. [74/81 Nm]
Reference: 520-P-041130-EN-00/09.2015
SDSV-12
SPECIFICATIONS
SPECIFICATIONS
FEATURES AND BENEFITS
FEATURES AND BENEFITS
DESCRIPTION
DESCRIPTION
OPERATIONS
OPERATIONS
All external carbon steel parts are plated for longer life against the elements.
All external carbon steel parts are plated for longer life against the elements.
Industry common cavity.
Industry common cavity.
All cartridge valves are 100% functionally tested.
All cartridge valves are 100% functionally tested.
VALVE CAVITY: #C1240, See Page 0-043.0.
VALVE CAVITY: #C1240, See Page 0-043.0.
WEIGHT: 0.94 lb [.43 kg] cartridge only.
WEIGHT: 0.94 lb [.43 kg] cartridge only.
SKV-1240 for viton.
SKV-1240 for viton.
SEAL KIT NUMBER: SKN-1240 for buna "N".
SEAL KIT NUMBER: SKN-1240 for buna "N".
FILTRATION: 25 microns or better.
FILTRATION: 25 microns or better.
INSTALLATION: No restriction.
INSTALLATION: No restriction.
INTERNAL LEAKAGE: 5 cu.in./min maximum at 5,000 PSI.
INTERNAL LEAKAGE: 5 cu.in./min maximum at 5,000 PSI.
FLOW: 24.0 GPM [90,0 l/m] nominal. See performance chart.
FLOW: 24.0 GPM [90,0 l/m] nominal. See performance chart.
PROOF PRESSURE: 10,000 PSI [700 Bar]
PROOF PRESSURE: 10,000 PSI [700 Bar]
OPERATING PRESSURE: 5,000 PSI [350 Bar]
OPERATING PRESSURE: 5,000 PSI [350 Bar]
THREE POSITION, SPRING CENTERED, BRAKE RELEASE SHUTTLE VALVE
THREE POSITION, SPRING CENTERED, BRAKE RELEASE SHUTTLE VALVE
This unit is a SCREW-IN CARTRIDGE TYPE, SPOOL TYPE,
This unit is a SCREW-IN CARTRIDGE TYPE, SPOOL TYPE,
and reliable performance.
and reliable performance.
A hardened steel spool and a hardened steel bore assures rugged
A hardened steel spool and a hardened steel bore assures rugged
This valve shifts in open transition.
This valve shifts in open transition.
pressures are equal.
pressures are equal.
filtration purposes. This valve is spring centered when both pilot
filtration purposes. This valve is spring centered when both pilot
pressure, thus removing oil from low pressure side for cooling or
pressure, thus removing oil from low pressure side for cooling or
flow to port 3 from the opposite port which is piloted with high
flow to port 3 from the opposite port which is piloted with high
This valve with its internal pilots at port 2 or port 4 will allow
This valve with its internal pilots at port 2 or port 4 will allow
pump oil to heat exchanger or to tank.
pump oil to heat exchanger or to tank.
which may be used on a hydrostatic transmission to direct charge
which may be used on a hydrostatic transmission to direct charge
SPOOL TYPE, SPRING CENTERED.
SPOOL TYPE, SPRING CENTERED.
SHUTTLE VALVE, BRAKE RELEASE
SHUTTLE VALVE, BRAKE RELEASE
MIL-H-5606, SAE-#10, SAE-#20, etc.
MIL-H-5606, SAE-#10, SAE-#20, etc.
OPERATING MEDIA: All general purpose hydraulic fluids such as
OPERATING MEDIA: All general purpose hydraulic fluids such as
OPERATING TEMPERATURE: -40° to +250° F. [-40° to +120° C.]
OPERATING TEMPERATURE: -40° to +250° F. [-40° to +120° C.]
5000 PSI [350 Bar] = Steel - Unplated.
5000 PSI [350 Bar] = Steel - Unplated.
VALVE HOUSINGS: 2500 PSI [175 Bar] = Aluminum - Anodized.
VALVE HOUSINGS: 2500 PSI [175 Bar] = Aluminum - Anodized.
info.el@bucherhydraulics.com www.bucherhydraulics.com/commoncavity
2015 by Bucher Hydraulics, Inc., 2545 Northwest Parkway, Elgin, Illinois 60124, USA
All rights reserved.
Data is provided for the purpose of product description only, and must not be construed as warranted characteristics in the legal sense.
The information does not relieve users from the duty of conducting their own evaluations and tests. Because the products are subject to
continual improvement, we reserve the right to amend the product specifications contained in this catalogue.
©
Reference: 520-P-041130-EN-00/09.2015
SDSV-12