Gast rebuild kit for the 0323 series vacuum pumps.Over many years of service the the vanes in your pump wear down and eventually break and need to be replaced. It is important to clean the intake filters on your Gast pump this will extends the life of your air pump. The vanes lay down a film that they then wear against. If your filter is dirty the dust that is sucked inside scratches this film layer away shortening the life of the vanes.
Included in the kit are 1 set Instruction manual, 2 felt filters, 2 o-rings,1 gasket, and 4 vanes.