1/4 " Flow Check Valve for Aq37X Back Catalog number: 1002734380 Manufacturer: YOUNG LIN INSTRUMENT Availability: Currently unavailable Price on request - + Recommended B-2P4T Brass Quarter-Turn Instrument Plug Valve, 1/8 in Price on request CS-CF-00190 Valve Assembly Price on request 1002734873 Insert Acetal N-Valved Price on request