NON-RETURN VALVE, O 8-9-10mm Back Catalog number: 418 Availability: In the manufacturer's stock Price on request - + Recommended SSAC6WE Rotor seal 6 port 2-pos W-valve, 1/16*.4mm Price on request 1002734380 1/4 " Flow Check Valve for Aq37X Price on request 7010-071 Tefzel rotor seal for 7010 Price on request