The main component in a Hydraulic Vane Pump is the Cartridge Group. CTP stocks a wide array of replacement Cartridge kits with various displacements for the most popular equipment. Our pump cartridges are rated for high speeds (2700 RPM) and high pressures (3000 psi). CTP Cartridge Kits include; assembled rotor, vanes, cam ring, inlet/outlet plates and seals.