Windust Hydraulics supply the Permco 257 Series cast iron medium displacement sleeve bushing gear pump, manufactured in the USA.
- Heavy duty sleeve bushing design in a medium frame size
- Working pressure up to 4500 PSI
- Displacements from 1.29 through 6.43 cubic inches
- Speeds up to 2400 RPM
- Flows up to 246 LPM
- Doweled and high strength cast iron construction
- High strength alloy steel gear and shaft sets
- NPT & SAE ports are available
- Pressure balanced wear plates maintain high pump efficiency throughout all operating ranges
- Both single inlet/single outlets and single inlet/dual outlet bearing carriers
- 100% factory tested
