Needle Seal, SIL-30AC, SIL-30ACMP Back Catalog number: 11-4052 Manufacturer: SCIENCIX Availability: In the manufacturer's stock Price on request - + Recommended CTS-A125 Inlet Check Valve Assembly Price on request CTS-10493 Check Valve Cartridge, 2/pk Price on request CTS-10597 Wash Tube Seal Kit, 4/pk Price on request