Nswc Philadelphia Div of Department of the Navy posted this Solicitation on Aug 27, 2026. Responses were due Oct 9, 2026; this notice is closed. NAICS 541330 (Engineering Services), product or service code R425 (Professional - Engineering/Technical). Set-aside: Total Small Business Set-Aside (FAR 19.5). Place of performance: 19112. Solicitation number N6449826R3112.