Please fill out the form below for Parallel and get a quote for part number 52-437-031 by Fred V Fowler Company Inc with NSN 5220016274074 and FSC Name is 5220 Inspection Gages and Precision Layout Tools, 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 52-437-031. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.