⑭-4 Horizontal,
External Gear Pump
with Built-in
Relief Valve
[200㎥/h ×~10kg/㎠]

♧ Usages and applications

01. Application
Heavy oil, Clean liquid, Molasses etc.

02. Differential pressure
Up to 10kg/cm²

03. Bearing
Roller bearing, lubricated by grease.

04. Shaft sealing
oil seal or mechanical seal. Shaft sleeve available.

05. Relief valve
Built-in type.

06. Flanges
Suction and delivery KS or JIS 10kg/cm² rating(FF)


♧ Operating data
Capacity : 60m³/Hr ~ 200m³/Hr
Head : 2Kg/㎠ ~ 10Kg/㎠
Suction Bore : Ø100mm ~ Ø175mm

♧ Usages and applications
Lubrication oil, fuel oil, liquid with lubricating property


♧ Design and operation features
01. Applications
Lubrication oil, fuel oil, liquids with lubricating property

02. Differential pressure
Up to 16kg/cm².

03. Bearings
Internally setted metal bearing, lubricated by the pumping liquid.

04. Relief valve
Built-in type. Recommended Setting pressure is
132% of total pressure.
Setting pressure : minimum 8.5kg/cm² maximum 16.5kg/cm²

05. Shaft sealing
Gland packing or mechanical seal.

06. Pumping temperature
Up to 70°C in general (max.130°C)

07. Flanges
KS or JIS 10kg/cm²,(suc)
KS or JIS 16kg/cm²,(Dis)
Flange faces are flat faced(FF)

08. Number of revolutions
Less than 400cst up to 1800rpm
Less than 500cst up to 1500rpm
Less than 1000cst up to 1200rpm~1000rpm

09. Viscosity
5~2000cst.

10. Standard capacity
calculated at 25.8cst(Rw.No.1, 100sec.),
Rpm-slip of motor is considered.
To keep the capacity at iscosity less than 25.8cst,
select bigger size or increase rpm.

* The out of the above range can be supplied
according to customer’s order placement


♧ Operating data
Capacity : 2m³/Hr ~ 20m³/Hr
Head : 8Kg/㎠ ~ 16Kg/㎠
Suction Bore : Ø40mm ~ Ø100mm

♧ Usages and applications
Lubrication oil, fuel oil, liquids with lubricating property


♧ Design and operation features
01. Applications
Lubrication oil, fuel oil, liquids with lubricating property

02. Differential pressure
Up to 6kg/cm².

03. Bearings
Internally setted metal bearing, lubricated by the pumping liquid.

04. Relief valve
Built-in type. Recommended Setting pressure is
132% of total pressure.
Setting pressure : minimum 2.2kg/cm² maximum 6.2kg/cm²

05. Shaft sealing
Gland packing or mechanical seal.

06. Pumping temperature
Up to 70°C in general(max.130°C)

07. Flanges
Suction and delivery KS or JIS 10kg/cm² rating.
Flange faces are flat faced.(FF)

08. Number of revolutions
Less than 400cst up to 1800rpm
Less than 500cst up to 1500rpm
Less than 1000cst up to 1200rpm~1000rpm

09. Viscosity
5~3000cst.

10. Standard capacity
calculated at 25.8cst(Rw.No.1, 100sec.),
Rpm-slip of motor is considered.
To keep the capacity at iscosity less than 25.8cst,
select bigger size or increase rpm.

* The out of the above range can be supplied
according to customer’s order placement


♧ Operating data
Capacity : 1m³/Hr ~ 30m³/Hr
Head : 2Kg/㎠ ~ 6Kg/㎠
Suction Bore : Ø32mm ~ Ø80mm

♧ Usages and applications

01. Application
Lubricating oil, Fuel oil or other liquids with property

02. Differential pressure
5~10kg/cm²

03. Bearings
Internally setted ball bearing or roller bearing,
lubricated by the pumping liquid.

04. Shaft sealing
Gland packing or mechanical seal.

05. Relief valve
Built-in type.
Setting pressure : minimum 5.5kg/cm² maximum 10.5kg/cm²

06. Pumping temperature
Up to 80°C (Normally up to 60°C)

07. Flanges
KS or JIS 10kg/ cm², FF

08. Number of revolutions
In general.

09. Viscosity
5~2000cst.

10. Standard capacity
Calculated at 25.8cst (Rw.No.1, 100sec.)
Motor rpm slip considered.

* The out of the above range can be supplied
according to customer’s order placement


♧ Operating data
Capacity : 40m³/Hr ~ 200m³/Hr
Head : 2Kg/㎠ ~ 10Kg/㎠
Suction Bore : Ø150mm ~ Ø250mm