THIS IS NOT A REQUEST FOR COMPETITIVE PROPOSALS/QUOTES. The Naval Supply Systems Command (NAVSUP) Fleet Logistics Center (FLC) Norfolk, Contracting Department, Norfolk, VA 23511, intends to solicit and award a Firm-Fixed-Price (FFP) sole-source contract for services related to Kaeser compressor maintenance located in Dalhgren, VA to Kaeser Compressors, Inc. (CAGE code: 0S8X8) using the policies and procedures of Federal Acquisition Regulation (FAR) Part 12. This notice is not a request for proposals or quotations; however, any challenges to this sole-source must be received in writing and sent to ethan.t.othersen.civ@us.navy.mil to be considered by the Government for the purpose of determining whether or not to compete the requirement. Challenges must include sufficient information to enable the Government to make a determination that an equivalent service exists which would meet the Government's needs as stated herein. A determination by the Government not to compete this proposed requirement based on responses to this notice is solely within the discretion of the Government. See the attached sole-source justification for additional information regarding the Government's decision to limit competition.