Please fill out the form below for Gage Thimble and get a quote for part number 12C31 by Hartzell Engine Technologies Llc with NSN 5210000863469 and FSC Name is 5210 measuring Tools Craftsmens, 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 12C31. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.