The 4123A Series™ internal gear pump is the ideal solution for refinery and petrochemical applications. It can withstand extremely high temperatures and comes with the widest range of sealing options. It can handle flows up to 1,600 GMP (363 m³/h).
Features & Benefits
- For refinery and petrochemical applications
- Recommended for extremely high temperatures
- Widest range of sealing options available
Capacity
to 500 GPM
to 114 m³/h
Viscosity
28 to 2,000,000 SSU
1 to 440,000 cSt
Pressure
to 200 PSI
to 14 Bar
Temperature
-20 to +800 °F
-25 to +425 °C
Options
Porting
Right Angle (90°) (Rotatable Casing), H-Q
Opposite (180°), QS
Flanged (ASME / ANSI)
Drives
R Offset Gear Reducer Drive
P Purchased Gear Reducer Drive
D Direct-Mounted Drive, H-HL
V Drive | V-Belt Drive
Mounting
Foot Mount
Sealing
Component Mechanical Seal
Cartridge Mechanical Seal
Cartridge Triple Lip Seal
Specifications
| Model | Standard Port Size | Nominal Pump Rating (GPM) | Nominal Pump Rating (m3/h) | Maximum RPM | Maximum Pressure PSI | Maximum Pressure BAR |
|---|---|---|---|---|---|---|
| H4123A | 1.5 | 15 | 2.8 | 1750 | 200 | 14 |
| HL4123A | 1.5 | 30 | 5.6 | 1750 | 200 | 14 |
| K4123A | 2 | 80 | 18 | 780 | 200 | 14 |
| KK4123A | 2 | 100 | 23 | 780 | 200 | 14 |
| LQ4123A | 2.5 | 135 | 31 | 640 | 200 | 14 |
| LL4123A | 3 | 140 | 32 | 520 | 200 | 14 |
| LS4123A | 3 | 200 | 45 | 640 | 200 | 14 |
| Q4123A | 4 | 300 | 68 | 520 | 200 | 14 |
| QS4123A | 6 | 500 | 114 | 520 | 200 | 14 |
Select model for more detailed information:
Videos
TSM / Catalog / Flyers / Brochures
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REPAIR RESOURCES
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DRAWINGS
H-HL with Plain Head - 1.5" Class 150 ANSI RH/LH PDF
STEP
H-HL with Relief Valve - 1.5" Class 150 ANSI RH/LH PDF
STEP
K-KK with Plain Head - 2" Class 150 RH/LH PDF
K-KK with Relief Valve - 2" Class 150 RH/LH PDF
STEP
LL with Plain Head - 3" Class 125 ANSI RH/LH PDF
STEP
LL with Relief Valve - 3" Class 125 ANSI RH PDF
STEP
LQ with Plain Head - 2.5" Class 125 ANSI RH/LH PDF
STEP
LQ with Relief Valve - 2.5" Class 125 ANSI RH/LH PDF
STEP
LS with Plain Head - 3" Class 125 ANSI RH/LH PDF
STEP
LS with Relief Valve - 3" Class 125 ANSI RH PDF
STEP
Q with Relief Valve - 4" Class 150 ANSI RH/LH with Studs and Bolts PDF
STEP
QS with Plain Head - 4" Class 125 ANSI RH/LH PDF
STEP
QS with Plain Head - 6" Class 125 ANSI Opposite PDF
STEP
QS with Relief Valve - 6" Class 150 ANSI Opposite PDF
STEP
QS with Relief Valve - 6" Class 150 ANSI RH PDF
STEP