Please fill out the form below for Tube Oil Pressure 4 Bearing and get a quote for part number 3900330 by Pratt And Whitney, 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 3900330. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.