Closed Solicitation · DEPT OF DEFENSE

    ISOLATION RINGS

    Sol. N0016426SNB10Sources SoughtSet-aside: Total Small Business Set-Aside (FAR 19.5)CRANE, IN
    Closed
    STATUS
    Closed
    closed Nov 14, 2025
    POSTED
    Oct 28, 2025
    Publication date
    NAICS CODE
    335991
    Primary industry classification
    PSC CODE
    5970
    Product & service classification

    AI Summary

    The Naval Surface Warfare Center is seeking information on the procurement of isolation rings for the TR-343 Transducer system. This request is part of market research to assess the capabilities of businesses to supply these critical components. Interested parties must respond by November 14, 2026, and should be registered in the System for Award Management (SAM).

    Contract details

    Solicitation No.
    N0016426SNB10
    Notice Type
    Sources Sought
    Set-Aside
    Total Small Business Set-Aside (FAR 19.5)
    Posted Date
    October 28, 2025
    Response Deadline
    November 14, 2025
    NAICS Code
    335991AI guide
    PSC / Class Code
    5970
    Issuing Office
    NSWC CRANE
    Primary Contact
    Steven Junkins
    City
    CRANE
    State
    IN
    ZIP Code
    47522-5001
    AI Product/Service
    product

    Description

    N0016426SNB10 – REQUEST FOR INFORMATION (RFI)SOURCES SOUGHT – PROCUREMENT OF ISOLATION RINGS – PSC 5970 – NAICS 335991

    Issue Date: 28 OCT 2025 – Closing Date: 14 NOV 2026 – 2:00 PM EDT

    REQUEST FOR INFORMATION (RFI):

    Amendment updates PSC from 5950 to 5970.

    In accordance with Defense Federal Acquisition Regulation Supplement Procedures, Guidance, and Information (DFARS PGI) 206.302-1, the Government is issuing this RFI announcement as part of its market research. This RFI announcement is intended to determine the availability and technical capability of businesses to provide the required supplies.

    BACKGROUND:

    Naval Surface Warfare Center, Crane Division (NSWC Crane) is seeking information for market research purposes for the procurement of Isolation Rings.  ​ Isolation Rings are a component of the TR-343 Transducer system and under the cognizance of Naval Surface Warfare Center (NSWC), Crane Division.  The TR-343 Transducer is part of the AN/SQS-53C Hull-Mounted Sonar Array, which is a component of the AN/SQQ-89(V) Anti-Submarine Warfare (ASW) System.  The AN/SQQ-89(V) is a fully-integrated Surface Ship Undersea Warfare (USW) combat system with the capability to search, detect, classify, localize, and attack submarine targets. Isolation Rings are critical components required to provide the required electrical isolation for the piezoelectric device in the TR-343 Transducer system.

    REQUESTED INFORMATION:

    Interested parties are requested to provide the information that identifies its capability to provide isolation rings described herein. Please provide information on performance of other Government contracts with similar efforts as applicable.

    The Government encourages participation by small business, small, disadvantaged business, HUBZone small business, woman-owned small business, veteran-owned small business, and historically black colleges and universities. 

    Interested parties must be properly registered in the System for Award Management (SAM) and may obtain information on SAM registration and annual confirmation requirements by calling 1-866-606-8220 or via the internet at https://www.sam.gov.

    RESPONSES:

    Written responses shall be submitted via e-mail to the points of contact listed below by the closing date.

    NSWC Crane

    Mr. Steven Junkins – Code 0232

    Crane, Indiana 47522-5001

    steven.l.junkins2.civ@us.navy.mil

               

    NSWC Crane

    Leslie Graber-Heshelman Code – 0232

    Crane, Indiana 47522-5001

    leslie.a.graber-heshelman.civ@us.navy.mil

    RESPONSES TO THE RFI SHALL INCLUDE THE FOLLOWING:

    Submitter's Name

    Street Address, City, State, nine (9) digit Zip Code
    Point of Contact (POC)
    POC Telephone and

    DUNS number

    CAGE Code

    Announcement Number: N0016426SNB10

    This RFI is the initiation of market research under FAR Part 10. This announcement does not constitute an Invitation for Bids (IFB), a Request for Quote (RFQ), or a Request for Proposal (RFP) and it should not be construed as a commitment of any kind by the Government to issue a formal solicitation or ultimately award a contract.

    Responses to this notice cannot be accepted as offers. The United States Government is in no way liable to pay for or reimburse any companies or entities that respond to this announcement. Any costs incurred by interested companies in response to this announcement will NOT be reimbursed. Nothing in this announcement constitutes an obligation on the part of the United States Government, nor is the Government tasking any Offeror to develop any technologies described herein.

    All interested parties should provide the requested information regarding this announcement no later than 2:00 P.M. EDT on or before the closing date as specified at the beginning of this announcement.  Responses may be submitted any time prior to expiration of this announcement. Responses received after 2:00 P.M. EDT on the closing date may not be considered in the Government's analysis.

    All information marked as proprietary information will be safeguarded to prevent disclosures to non-government personnel and entities. Your interest in the response is appreciated. 

    All changes that occur prior to the closing date will be posted to the SAM website https://www.sam.gov.   

    Please reference Announcement Number N0016426SNB10 in all your correspondence.

    Key dates

    1. October 28, 2025Posted Date
    2. November 14, 2025Proposals / Responses Due

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    Frequently asked questions

    ISOLATION RINGS 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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