Please fill out the form below for Nut Union and get a quote for part number 197-00 by Trac Regulators Inc with NSN 4730012869693 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 197-00. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.