Two-Axis Gimbal for Kilowatt-Class Hall Thrusters Request for Information (RFI)

Addendum 1 (July 6, 2026)

This Addendum 1 is provided to all Prospective Respondents for clarification of the subject RFI.

Please note the following changes for the critical dates:

• JPL response date to written questions has been revised to 7/15/2026.


• All RFI responses shall be submitted to JPL by 7/24/2026.

Should you have any questions, please address them to the undersigned by e-mail.

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The Jet Propulsion Laboratory (JPL) is seeking information from qualified vendors regarding their capability to provide two-axis Thruster Gimbal Assembly (TGA) mechanisms now or in the near-term that could meet the requirements outlined in the RFI attachment below.

This RFI is for planning purposes only and does not constitute a solicitation or commitment to procure any services. Neither JPL nor the U.S. Government will be responsible for any costs incurred by you in furnishing any information. Responses received will be carefully reviewed by JPL and may be considered as part of a future solicitation. Prospective subcontractors are advised that any information provided shall be deemed to be furnished with unlimited rights to JPL, with JPL assuming no liability for the disclosure, use, or reproduction of such data. The requested information is intended to be shared by JPL with internal JPL requesters.

This RFI is to also gather information of potential qualified sources and to obtain your business size relative to the following NAICS code: 336414 – Guided Missile and Space Vehicle Manufacturing with a size standard of 1,300 employees. Responses to this RFI may be used by JPL to make appropriate decisions regarding a Small Business Set-Aside procurement.

All responses shall be submitted by 3:00 PM Pacific Time on July 17, 2026 electronically to the undersigned.

Below are some critical dates as it pertains to this Request for Information (RFI):

• Written RFI Questions are due by June 24, 2026, via submission to the undersigned by email. No written questions will be accepted after June 24, 2026.


• JPL will respond to written questions by July 8, 2026.


• As stated above, all responses shall be submitted by 3:00 PM Pacific Time on July 17, 2026.

Information about JPL can be found at: https://www.jpl.nasa.gov/who-we-are/.

Thank you,

Dominique Reyes

JPL Subcontracts Manager

(626) 659-3497

Dominique.reyes@jpl.nasa.gov