1/4 " Flow Check Valve for Aq37X Back Catalog number: 1002734380 Manufacturer: YOUNG LIN INSTRUMENT Availability: Currently unavailable Price on request - + Recommended MXP7900-000 MX series II Two-position, six-port valve, DL Price on request 1301533811 Solenoid Valve 24VDC Price on request 419 NON-RETURN-VALVE, O 12-13-15mm Price on request