Haldex H Series Cast Iron Body Gear Pump

4.5 to 18.5 GPM
1800 to 5000 RPM and 1000 to 3000 PSI

Most models are bi-rotational and can be used as pumps or motors. Single-rotation models are available. Maximum PSI and RPM vary with displacement.

Inboard bearing will support a side or end load of 300 lbs. at 5000 RPM or 400 lbs. at 1200 RPM. Oil viscosity 100 to 500 SSU at the operating temperature.

Pump body is cast iron with hardened steel gears running on needle bearings, and with Viton seals. Dimensions are: Pump body 5" high x 4 1/4" wide. The shaft is 3/4" in diameter x 1 3/4" long with a No. 606 Woodruff keyway. Inlet and outlet ports are 1" NPT, drain port is 3/8" NPT. Mounting flange is SAE 2-bolt "A" size (NFPA Code 82-2). Weight varies from 14 to 20 lbs., smallest to largest model.

NOTE: These pumps may be used as hydraulic motors, but only on those applications where back pressure on the outlet port can never exceed 400 PSI even during periods of deceleration. Before using as a motor please check your application with the Haldex factory or your nearestWomack sales office. A CW pump should only be used as a CCW motor, and a CCW pump only as a CW motor.