Please fill out the form below for Cover Access and get a quote for part number NS-3969 PIECE 2 1 2 IN by National Oilwell with NSN 5340011340821 and FSC Name is 5340 Hardware Commercial, 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 NS-3969 PIECE 2 1 2 IN. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.