Please fill out the form below for Transistor and get a quote for part number 139-855 by Rs Components Ltd with NSN 5961013490229 and FSC Name is 5961 Semiconductor Devices and Associated Hardware, 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 139-855. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.