Rotor Seal, Vespel Back Catalog number: CTS-A083 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 419 NON-RETURN-VALVE, O 12-13-15mm Price on request 1452-0202 Pinnacle Valve Maintenance Kit Price on request SS4CPA2RT50 Stainless Steel 1PiecePCPA Adj Check Valve Price on request