Please fill out the form below for Winch Drum Power Op and get a quote for part number 4000B20M by Ingersoll Rand Company with NSN 3950013726021 and FSC Name is 3950 Winches Hoists Cranes and Derricks, 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 4000B20M. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.