Please fill out the form below for Nut Plain Slotted H and get a quote for part number ST3M404-12 by Boeing Company The with NSN 5310010911237 and FSC Name is 5310 Nuts and Washers, 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 ST3M404-12. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.