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    1. Home
    2. /Gov Explore
    3. /PSC Codes
    4. /PSC AC35

    Product & Service Code

    PSC AC35: NATIONAL DEFENSE R&D SVCS; DEFENSE-RELATED ACTIVITIES; R&D FACILITIES & MAJ EQUIP

    33 contracts match PSC AC35 (NATIONAL DEFENSE R&D SVCS; DEFENSE-RELATED ACTIVITIES; R&D FACILITIES & MAJ EQUIP). Previewing the latest 10 opportunities and the buyer and NAICS mix behind this procurement category.
    PSC AC35Previewing 10 opportunities
    View PSC definition →
    Contracts
    33
    Records under this PSC
    Agencies in Preview
    1
    Distinct buyers in the latest sample
    NAICS in Preview
    4
    Adjacent demand lanes

    Latest opportunities

    Previewing the latest 10 opportunities classified under PSC AC35.

    DEPT OF DEFENSE

    Aerospace Systems Technical Research & Operations Support Services II (ASTROS II)

    Archived

    AI Summary

    The Department of Defense is seeking industry feedback for the Aerospace Systems Technical Research & Operations Support Services II (ASTROS II) through an RFI. Interested parties are invited to submit questions and provide insights on systems engineering capabilities relevant to the development and sustainment of rock…

    CA

    Posted Jul 24, 2026Due Jul 30, 2026Sources SoughtNAICS 541330No Set aside usedSol: FA930027R6000-RFI04
    View details→

    DEPT OF DEFENSE

    U.S. ARMY SPACE AND MISSILE DEFENSE COMMAND REAGAN TEST RANGE (RTR) REAGAN TEST RANGE OPERATIONS, SUSTAINMENT, IMPROVEMENT, AND ENGINEERING (ROSIE)

    Archived

    AI Summary

    The U.S. Army is issuing a Special Notice regarding the anticipated Reagan Test Range Operations, Sustainment, Improvement, and Engineering (ROSIE) requirement. This notice is for informational purposes only and does not constitute a solicitation. Interested vendors should monitor the GSA OASIS+ platform for future upd…

    AL

    Posted Jul 8, 2026Due Jul 9, 2026Special NoticeNAICS 541715Sol: W9113M-FY26-ROSIE_III
    View details→

    DEPT OF DEFENSE

    AEROSPACE SYSTEMS TECHNICAL RESEARCH & OPERATIONS SUPPORT SERVICES II (ASTROS II)

    Archived

    AI Summary

    The Department of Defense is seeking industry partners for the ASTROS II project, focusing on advanced rocket propulsion testing support. This includes evaluating and modifying test equipment, conducting research and development operations, and managing hazardous propellant systems. Interested parties should track the …

    CA

    Posted Jun 17, 2026Due Jul 8, 2026Sources SoughtNAICS 541330Sol: FA930027R6000-RFI03
    View details→

    DEPT OF DEFENSE

    Aerospace Systems Technical Research & Operations Support Services II (ASTROS II)

    Archived

    AI Summary

    The Department of Defense is seeking information for the Aerospace Systems Technical Research & Operations Support Services II (ASTROS II). This RFI focuses on specialized knowledge in rocket propulsion testing and related engineering services. Interested parties should monitor the SAM.gov Notice ID for updates, as the…

    CA

    Posted Jun 16, 2026Due Jun 25, 2026Sources SoughtNAICS 541330No Set aside usedSol: FA930027R6000-RFI02
    View details→

    DEPT OF DEFENSE

    AEROSPACE SYSTEMS TECHNICAL RESEARCH & OPERATIONS SUPPORT SERVICES II (ASTROS II)

    Archived

    AI Summary

    The Department of Defense is seeking information for the ASTROS II project, focusing on aerospace systems technical research and operations support. This includes evaluating and modifying experimental research facilities and systems related to rocket propulsion testing. Interested parties should monitor the SAM.gov Not…

    CA

    Posted Apr 30, 2026Due May 21, 2026Sources SoughtNAICS 541715Sol: FA930027R6000
    View details→

    DEPT OF DEFENSE

    Combat Survivor Evader Locator UHF Base Station Support Services

    Archived

    AI Summary

    The Department of Defense is seeking proposals for Combat Survivor Evader Locator UHF Base Station Support Services. This is a 100% small business set-aside opportunity. Proposals must comply with the solicitation requirements and be submitted via PIEE by May 7, 2026. Questions are due by April 22, 2026, and will be ad…

    CA

    Posted Apr 30, 2026Due May 7, 2026Combined Synopsis/SolicitationNAICS 541330Total Small Business Set-Aside (FAR 19.5)Sol: N6600126R0032
    View details→

    DEPT OF DEFENSE

    Aerosol Vapor Chemical Agent Detector (AVCAD)

    Archived

    AI Summary

    The Department of Defense is seeking information on the Aerosol Vapor Chemical Agent Detector (AVCAD) for potential production and deployment. This portable system must detect vapor and aerosol chemical hazards and operate in various configurations. Responses are due by May 8, 2026, and should include capabilities stat…

    MD

    Posted Apr 27, 2026Due May 8, 2026Sources SoughtNAICS 54171No Set aside usedSol: W911SR-26-R-AVCAD
    View details→

    DEPT OF DEFENSE

    U.S. ARMY SPACE AND MISSILE DEFENSE COMMAND REAGAN TEST SITE (RTS) OPERATIONS, SUSTAINMENT, IMPROVEMENT, AND ENGINEERING (ROSIE) FOLLOW-ON REQUIREMENTS – RFI SPECIAL NOTICE II

    Archived

    AI Summary

    The U.S. Army is seeking industry feedback through a Request for Information (RFI) regarding the anticipated contract structure for the Reagan Test Site Operations, Sustainment, Improvement, and Engineering (ROSIE). Responses are due by March 12, 2026, and should focus on the Contract Line-Item Number (CLIN) structure …

    AL

    Posted Mar 5, 2026Due Mar 12, 2026Special NoticeNAICS 541715Sol: W9113M-FY26-ROSIE_II
    View details→

    DEPT OF DEFENSE

    U.S. Army Space and Missile Defense Command Reagan Test Site (RTS) Operations, Sustainment, Improvement, and Engineering (ROSIE) Follow-On Requirements – RFI Special Notice

    Archived

    AI Summary

    The U.S. Army Space and Missile Defense Command is seeking industry feedback for the ROSIE follow-on requirements through this RFI. This notice is for information and market research only, with no obligation for future contracts. Interested parties should monitor SAM.gov for updates and future solicitations.

    AL

    Posted Mar 4, 2026Due Dec 17, 2025Special NoticeNAICS 541715Sol: W9113M-FY26-ROSIE
    View details→

    DEPT OF DEFENSE

    **ACCEPTANCE OF WHITE PAPERS IS SUSPENDED UNTIL FURTHER NOTICE** Defense Production Act Title III Expansion of Domestic Production Capability and Capacity - Funding Opportunity Announcement (FOA)

    Archived

    AI Summary

    The Department of Defense is seeking proposals for the Defense Production Act Title III to expand domestic production capabilities. The acceptance of white papers is currently suspended until further notice, with a revised closing date of July 12, 2026. Interested parties should ensure compliance with GAAP and NIST SP …

    OH

    Posted Feb 27, 2026Due Jul 12, 2026PresolicitationNAICS 339999Sol: FA8650-19-S-5010
    View details→

    Buyer snapshot

    Agencies and NAICS codes visible in the latest PSC sample.

    Agencies in Preview

    DEPT OF DEFENSE→

    Adjacent NAICS Codes

    NAICS 541330NAICS 541715NAICS 54171NAICS 339999

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