Please fill out the form below for Valve Restrictor Ch and get a quote for part number 30310-1 by Grindley Manufacturing Inc with NSN 4820009178536 and FSC Name is 4820 Valves Nonpowered, please include required quantity along with expected turn around time. Our knowledgeable account manager will reply you shortly. Also check for the related parts for part number 30310-1. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.