Black Plunger Seal Back Catalog number: CTS-6613 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21171 Rotor Seal, H-Assy, 6 Port 2-Position Price on request CTS-10532 Seal Wash Face Seal Price on request 11-4052 Needle Seal, SIL-30AC, SIL-30ACMP Price on request