# SAM #80NSSC27947412Q NASA WB-57 instrument interface design and structural analysis support **Buyer:** NASA Shared Services Center **Posted:** November 04, 2026 **Respond By:** November 09, 2026 **Identifier:** 80NSSC27947412Q **NAICS:** 541330, 541715 NASA is seeking capability statements for mechanical interface design and structural analysis supporting microwave instruments aboard its WB-57 aircraft. - **Agency and location:** NASA Shared Services Center (NASA/NSSC); work at NASA Goddard Space Flight Center (GSFC). - **Potential procurement:** NASA is considering a sole-source procurement and is using responses to determine whether the requirement should be competed. This is a request for capability statements—not quotes or oral responses. - **Scope:** Design and analyze a mechanical insert for a 6-foot WB-57 pallet for HIWRAP, MBARS or CRS, CoSSIR, and CoSMIR instruments. The work includes antenna and instrument configurations, mounting plates for existing electronics boxes (designed for the boxes’ mass plus 25% and their volume), and at least one auxiliary port. - **Deliverables and requirements:** Perform structural analysis under the WB-57 Experimenters Handbook; provide fabrication drawings and a 3D model in .stp format. Consider mounted structures and instruments only for their effects on the designed structures. - **Response reference:** Notice ID 80NSSC27947412Q. No quantities, part numbers, or specific vendor are identified. ### Description

 SPECIAL NOTICE:

VENDORS MUST REFERENCE THE NOTICE ID WHEN SUBMITTING A CAPABILITY STATEMENT.

NASA/NSSC has a requirement for Support design and structural analysis for Hiwrap, MBARS, CRS and COSSIR instruments on the NASA WB57 aircraft. 

NASA/NSSC intends to issue a sole source contract to   WELCH MECHANICAL DESIGNS, LLC  1200 Technology DR  Suite N  Aberdeen, Maryland 21001-1124 United States    under the authority of FAR 12.102(a). It has been determined that   WELCH MECHANICAL DESIGNS, LLC   is the sole provider of Support design and structural analysis for Hiwrap, MBARS, CRS and COSSIR instruments on the NASA WB57 aircraft.

NASA/NSSC will be the procuring center for this effort. Performance will be located at NASA/ Goddard Space Flight Center (GSFC).

The Government intends to acquire Commercial items or services using the provisions, clauses and procedures prescribed in FAR Part 12 for Commercial

The NAICS Code for this procurement is 541715.

Interested organizations may submit their capabilities and qualifications to perform the effort in writing to the identified point of contact not later than 12:00 p.m. Central Standard Time on 11/9/2026. Such capabilities/qualifications will be evaluated solely for the purpose of determining whether or not to conduct this procurement on a competitive basis. A determination by the Government not to compete this proposed effort on a full and open competition basis, based upon responses to this notice, is solely within the discretion of the government.

Oral communications are not acceptable in response to this notice.

NOTE:  Quotes received in response to this notice will NOT be considered and will not be evaluated by NASA’s Technical End User Team. We are currently only requesting Capability Statements.

NASA FAR Supplement Clause 1852.215-84, Ombudsman, is applicable. The Center Ombudsman for this acquisition can be found at https://www.hq.nasa.gov/office/procurement/regs/Procurement-Ombuds-Comp-Advocate-Listing.pdf .

Primary Point of Contact:

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