Needle Seal (For pH 1-14, for operation up to 130 Back Catalog number: CTS-21089 Availability: In the manufacturer's stock Price on request - + Recommended CTS-0720 Inlet Check Valve Assembly Price on request CTS-11265 Kit S200 Standard Pump Seals Price on request 11-4180 LPV Rotor, SIL-30AC, SIL-30ACMP Price on request