Categories: Navy (USN) NAVSEA NSDSA NSDSA is the NAVSEA and SPAWAR activity responsible for the management of technical manuals and technical services. Link to sitensdsa.dc3n.navy.milAccount requiredYes[.mil] required for accessNo NSDSA is the NAVSEA and SPAWAR activity responsible for the management of technical manuals and technical services. Navy All Hands Magazine Naval Medical Logistics Command Print 25294 Rate this article: 5.0 Tags: informational