Performance Information Max. flow: 33.1 gpm/125 lpm at 540 rpm; Max. flow: 62.1 gpm/235 lpm at 1000 rpm Max. pressure: continuous 100 psi/6.9 bar; Max. pressure: intermittent 150 psi/10.3 bar Max. rated speed: 1000 rpm Max. fluid temperature: 140F/60C Other Attributes Rollers: Buna-N standard on Cast Iron and Ni-Resist (Viton available); Viton standard on Silver Series XL Other Attributes Housing: Cast Iron, Ni-Resist or Silvercast Port size: 1 1⁄2'' NPT Shaft size: 15⁄16'' solid Pump shaft rotation: CCW (CW available)* Shaft Seals: Buna-N standard (Viton available) Available PTO adapters (forged steel recommended) Rotor: Cast Iron, Ni-Resist and Silvercast Weight: 30 lbs./13.6 kg