Saura Keiki Seisakusho Steering Gear

Manufacturer: Saura Keiki Seisakusho Co., Ltd.

Features

Rudder torque range 120kg-m to 3 T-m
Hydraulic Pump CD series uses gear pump, AC motor driven or Engine driven
SBO series uses vane pump, driven off by main engine
Cylinder/ram layout Single or twin ram, depending on rudder torque requirements
# of Rudder Single or twin rudder installation
Steering Helm Pump Orbitrol (TM of Eaton Corporation)
operates both in power assisted mode and non-power assisted hand steering

CD series

Rudder torque range 1 T-m to 3 T-m
Hydraulic steering gear designed for vessels of 19t up to 500t class; fishing boat, passenger ferry, cargo vessel and work boats. Positive and smooth rudder response with stable rudder turning speed.
Model selection Bottom list

 

Rudder Actuator Pump Unit Oil Tank
Solenoid Stack Steering Wheel Motor Starter

SBO series

Rudder torque range 120kg-m to 860kg-m
A series of hydraulic steering gear package for small coastal vessels.
Light wheel turns and swift rudder response. Major component parts and assemblies are made of stainless steel for long duty life.
Model selection Bottom list

 

Rudder Actuator Pump Unit Oil Tank
Solenoid Stack Steering Wheel

SBO series

List: sizing a system

“CD” RANGE “SBO” RANGE
Nominal torque ratings 3.0T-m 2.5T-m 2.0T-m 1.3T-m 1.0T-m 860Kg-M 540Kg-M 430Kg-M 340Kg-M 270Kg-M 270Kg-M 170Kg-M 135Kg-M
Major Specifications
Rudder Torque kN-m
29.4
24.5
19.6
12.7
9.8
8.4
5.3
4.2
3.3
2.6
2.6
1.7
1.3
Planned Pressure Mpa
9.1
7.6
10.6
6.9
6.9
6.9
6.9
6.9
6.9
6.9
6.9
6.9
6.9
Rudder Turning Angle degree
70
70
70
70
70
90
90
90
90
90
90
90
90
# of Wheel Turns (H.O.-H.O.)
16
16
13
12.5
11
8-10
9
7
6-7.5
4-5
4.5-5.5
Pump Displacement ltr/min
17
17
14
14
14
14
14
14
7
7
7
7
7
Cylinder bore
Cylinder bore
100
100
80
80
80
80
63
80
50
50
63
50
50
Piston rod diameter
56
56
35.5
35.5
35.5
35.5
28
35.5
22.4
22.4
28
22.4
22.4
Cylinder stroke mm
370
370
250
250
200
235
235
235
235
195
235
235
195
# of Cylinder(s) pce
twin
twin
twin
twin
twin
twin
twin
single
twin
twin
single
single
single
Tiller radius mm
300
300
250
250
200
165
165
165
165
135
165
165
135
Standard scope of supply
Rudder Actuator
CD10-30
CD8-25
CD8-20
CD8-13
10W (twin)
8W (twin)
8W (twin)
8S (sgl)
5LW (twin
5W (twin)
6S (sgl)
5LS (sgl)
5S (sgl)
Pump Unit
KP-05
KP-05
KP-05
PV17-17
PV17-17
PV17-17
PV17-12
PV17-17
PV14-9
PV14-9
PV14-9
PV14-9
PV14-9
driven by Motor
○
○
○
○
○
driven by Engine
○
○
○
○
○
○
○
○
○
Oil Tank
TU-25
TU-25
TU-25
TU-25
TU-14
TU-14
TU-14
TU-14
TU-07
TU-07
TU-07
TU-07
TU-07
Solenoid Stack
SV-03
SV-03
SV-03
SV-03
SV-03
SV-03
SV-02
SV-02
SV-02
SV-02
SV-02
SV-02
SV-02
Flow Control Valve
03F
03F
03F
03F
03F
03F
02F
02F
02F
02F
02F
02F
02F
Steering Wheel
UM
UE
UE
UE
UD
UD
UC
UC
UC
UC
UB
Rudder Feedback
TR-2
TR-2
TR-2
TR-2
TR-2
TR-2
TR-2
TR-2
TR-2
TR-2
TR-2
TR-2
TR-2
Rudder Angle Indicator
A-3
A-3
A-3
A-3
A-3
A-3
A-3
A-3
A-3
A-3
A-3
A-3
A-3
Motor Starter
○
○
○
○
○

CD series

List: sizing a system

“CD” RANGE “SBO” RANGE
Nominal torque ratings 3.0T-m 2.5T-m 2.0T-m 1.3T-m 1.0T-m 860Kg-M 540Kg-M 430Kg-M 340Kg-M 270Kg-M 270Kg-M 170Kg-M 135Kg-M
Major Specifications
Rudder Torque kN-m
29.4
24.5
19.6
12.7
9.8
8.4
5.3
4.2
3.3
2.6
2.6
1.7
1.3
Planned Pressure Mpa
9.1
7.6
10.6
6.9
6.9
6.9
6.9
6.9
6.9
6.9
6.9
6.9
6.9
Rudder Turning Angle degree
70
70
70
70
70
90
90
90
90
90
90
90
90
# of Wheel Turns (H.O.-H.O.)
16
16
13
12.5
11
8-10
9
7
6-7.5
4-5
4.5-5.5
Pump Displacement ltr/min
17
17
14
14
14
14
14
14
7
7
7
7
7
Cylinder bore
Cylinder bore
100
100
80
80
80
80
63
80
50
50
63
50
50
Piston rod diameter
56
56
35.5
35.5
35.5
35.5
28
35.5
22.4
22.4
28
22.4
22.4
Cylinder stroke mm
370
370
250
250
200
235
235
235
235
195
235
235
195
# of Cylinder(s) pce
twin
twin
twin
twin
twin
twin
twin
single
twin
twin
single
single
single
Tiller radius mm
300
300
250
250
200
165
165
165
165
135
165
165
135
Standard scope of supply
Rudder Actuator
CD10-30
CD8-25
CD8-20
CD8-13
10W (twin)
8W (twin)
8W (twin)
8S (sgl)
5LW (twin
5W (twin)
6S (sgl)
5LS (sgl)
5S (sgl)
Pump Unit
KP-05
KP-05
KP-05
PV17-17
PV17-17
PV17-17
PV17-12
PV17-17
PV14-9
PV14-9
PV14-9
PV14-9
PV14-9
driven by Motor
○
○
○
○
○
driven by Engine
○
○
○
○
○
○
○
○
○
Oil Tank
TU-25
TU-25
TU-25
TU-25
TU-14
TU-14
TU-14
TU-14
TU-07
TU-07
TU-07
TU-07
TU-07
Solenoid Stack
SV-03
SV-03
SV-03
SV-03
SV-03
SV-03
SV-02
SV-02
SV-02
SV-02
SV-02
SV-02
SV-02
Flow Control Valve
03F
03F
03F
03F
03F
03F
02F
02F
02F
02F
02F
02F
02F
Steering Wheel
UM
UE
UE
UE
UD
UD
UC
UC
UC
UC
UB
Rudder Feedback
TR-2
TR-2
TR-2
TR-2
TR-2
TR-2
TR-2
TR-2
TR-2
TR-2
TR-2
TR-2
TR-2
Rudder Angle Indicator
A-3
A-3
A-3
A-3
A-3
A-3
A-3
A-3
A-3
A-3
A-3
A-3
A-3
Motor Starter
○
○
○
○
○

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Super Tool | TONE | Yutani

Tape
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Measurement
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Chemical
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Yamari

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Pump
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High Tension Bolt
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STEEL MATERIAL

Steel & other Material
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Pipe
Benkan

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Weight Calculation

Steel Weight
Hex Bolt & U-Bolt & Long Nut Weight
Nut & Washer Weight
High Tension Bolt S10T & F10T Weight
Volume(SHIP, AIR) Weight

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