Closed Solicitation · DEPT OF DEFENSE

    LOW TEMPERATURE INSULATION

    Sol. N6893624R0043PresolicitationCHINA LAKE, CA
    Closed
    STATUS
    Closed
    closed Dec 23, 2025
    POSTED
    Dec 8, 2025
    Publication date
    NAICS CODE
    541715
    Primary industry classification
    PSC CODE
    AC13
    Product & service classification

    AI Summary

    The Department of Defense seeks a sole-source provider for research and development of advanced low-temperature insulation materials for solid rocket motors. R.E. Darling Co., Inc. is the only source capable of meeting the requirements. Interested parties may submit capability statements demonstrating their ability to compete. Responses are due 15 days after posting.

    Contract details

    Solicitation No.
    N6893624R0043
    Notice Type
    Presolicitation
    Posted Date
    December 8, 2025
    Response Deadline
    December 23, 2025
    NAICS Code
    541715AI guide
    PSC / Class Code
    AC13
    Primary Contact
    Erin Villar
    State
    CA
    ZIP Code
    93555-6018
    AI Product/Service
    service

    Description

    Notice of Intent to Sole Source 

    Requirement Description: Research, development, laboratory-scale formulation, prototype production, and material characterization for advanced solid rocket motor internal insulation materials capable of meeting extreme low-temperature operational requirements. Deliverables include test data, prototype-scale material lots, material samples, reports, and supporting documentation. 

    Sole-Source Rationale: R.E. Darling Co., Inc. (REDAR)  is the only responsible source with the proprietary formulations, specialized personnel, and large-scale rubber-processing infrastructure needed to meet NAWCWD performance and schedule requirements. A Sources Sought Notice was posted to SAM.gov on 19 September 2024 under PR N68936-24-R-0043, and REDAR was the only respondent.  

    Response Instructions: This notice is not a request for competitive proposals. However, interested parties may submit a capability statement demonstrating clear and convincing evidence that competition is possible. 

    Responses must include: 

    • Demonstrated technical capability to meet low-temperature insulation performance requirements 

    • Evidence of access to required proprietary data or equivalent qualified technology 

    • Ability to deliver production-scale material within the required timeframe 

    Responses are due no later than: Date 15 days After Posting 

    Submit to: 

    Contract Specialist: Erin Villar Email: erin.m.villar.civ@us.navy.mil 

    Contracting Officer: Brian Gillead: Email: larry.b.gillead.civ@us.navy.mil 

    Subject line: Response to Notice of Intent to Sole Source – N6893624R0043 

    Disclaimer: Information received will be used solely to determine whether to conduct a competitive procurement. The Government is not responsible for costs associated with responding to this notice. 

    Key dates

    1. December 8, 2025Posted Date
    2. December 23, 2025Proposals / Responses Due

    AI search tags

    Frequently asked questions

    LOW TEMPERATURE INSULATION is a federal acquisition solicitation issued by DEPT OF DEFENSE. Review the full description, attachments, and submission requirements on SamSearch before the response deadline.

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