Seal, Wash Back Catalog number: 11-1603 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-2294-04 Plunger Seals, 4/pk Price on request CTS-A125 Inlet Check Valve Assembly Price on request 11-4052 Needle Seal, SIL-30AC, SIL-30ACMP Price on request