Please fill out the form below for Coupling Tube and get a quote for part number 02-0052-224 by Dover Engineered Systems Inc with NSN 4730013990952 and FSC Name is 4730 Hose Pipe Tube Lubrication and Railing Fittings, 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 02-0052-224. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.