Oil Seal Back Catalog number: CTS-5669 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-A11431-02 Cartridge Check Valve Housing, 2/pk Price on request PS7075600 MarvelXACT™ PEEKsil™ 75µm ID x 600mm Price on request CTS-2294-04 Plunger Seals, 4/pk Price on request