Please fill out the form below for Ring Indicator and get a quote for part number 1055-138 by Goodrich Control Systems Ltd with NSN 5365011310638 and FSC Name is 5365 Bushings Rings Shims and Spacers, 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 1055-138. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.