Features: Max flow: 22 gpm Max pressure: 300 psi Max rpm: 1200 Port sizes: 3/4" FNPT Pump shaft rotation: CCW Housing: Cast iron Rotor: Cast iron Roller material: Super rollers standard, Poly and Teflon® available Roller quantity: 6 Shaft seals: Viton® standard, Buna available Shaft: 5/8" solid stainless steel 9.7 gpm/36.7 lpm at 540 rpm 18.2 gpm/68.9 lpm at 1000 rpm 21.8 gpm/82.5 lpm at 1200 rpm Max fluid temperature: 140°F Weight: 9 lbs