Please fill out the form below for Helical Insert 4 4 and get a quote for part number HELICAL INSERT 4-4 by Mnemonics Inc with NSN 1680016237181 and FSC Name is 1680 Miscellaneous Aircraft Accessories and Components, 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 HELICAL INSERT 4-4. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.