Please fill out the form below for Cover Assy Regulato and get a quote for part number 0-521-249-1 by Carleton Technologies Inc with NSN 1660000778481 and FSC Name is 1660 Aircraft Air Conditioning Heating and Pressurizing Equipment, 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 0-521-249-1. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.