Plunger Seal Back Catalog number: CTS-21347 Availability: In the manufacturer's stock Price on request - + Recommended CTS-10391 Plunger Wash Seal Price on request CTS-A11095-02 UPLC Check Valve, Double Ball & Seat, 2/pk Price on request 11-2529 Screw, Comp., 10-32, 304SS, (Gold-Plated), 10/pk Price on request