Gear Pumps
4400 Series
4400 Series

Tank truck pumps for fleets hauling crude oil, condensate, waste oil, and other abrasive materials
Heavy Duty Oilfield Pump
Applications
- Tank truck pumps for hauling crude oil
- Condensate
- Well treatment chemicals
- Produced water
- Waste oil
- Other abrasive liquids
Features
- Quick-fit seal cartridge offers one-step seal replacement
- Four heavy-duty ball bearings give positive support to pumping gears
- Large shaft diameters minimize shaft deflection at higher operating pressures
- Wear-resistant bronze seal cartridges act as a bushing in the event of a bearing failure
Options
- PTO shaft drive or hydraulic motor drive
- Integral hydraulic motor mounts for SAE B or SAE C size motors
- High or low drive shaft position
- Air pressurized oiler system is available
- Adjustable air regulator with gauge ensures optimal oil flow
4400 Series
No. | Pump Model | Theoretical Capacity | Maximum Speed | Maximum Flow at Maximum Speed (0 Discharge Pressure) | Maximum Pressure | Port Connection |
---|---|---|---|---|---|---|
4456 | - | 1000RPM | 500GPM (1893L/m) | 125 PSI (8.6 Bar) | 3” and 4” NPT |
Materials of Construction
No. | Housing | Gears | Bearings | Shaft | O-rings | |
---|---|---|---|---|---|---|
- | Cast Iron | Thru-hardened Cast Iron | N/A | Induction Hardened Steel | N/A |
Key Features
Standard
- Heat-treated, thru-hardened gears
- Wear-resistant bronze quick fit seal cartridges
- Induction hardened steel shafts
- Four heavy duty ball bearings
Optional
- PTO shaft drive or hydraulic motor drive
- 3” and 4” NPT port
- Air pressurized oiler system
4400 Series Performance Range
No. | Capacity | Pressure | Viscosity | Temperature |
---|---|---|---|---|
500gpm | 125psi | - | 250F | |
113m3/hr | 8.6 bar | - | 121C |