Please fill out the form below for Base Lampholder and get a quote for part number 390-99 by Peterson Manufacturing Company Inc with NSN 6250011357661 and FSC Name is 6250 Ballasts Lampholders and Starters, 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 390-99. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.