Flowserve MKII control valve to replace obsolete Fischer control valve on Complex-41 GN2
Special Notice from National Aeronautics and Space Administration.
Data as of Oct 24, 2026. Sources: SAM.gov and Grants.gov. Snapshot govcon-directory-20261024T104923Z-2151694.
This product uses the Grants.gov API but is not endorsed or certified by the U.S. Department of Health and Human Services. Counts and totals are computed by DSE from public SAM.gov and Grants.gov notices. Text from Grants.gov may be shortened or have contact details removed. The original notice on Grants.gov is the authoritative version.
Closing in 3 days
Notice details
- Sub-tier agency
- NATIONAL AERONAUTICS AND SPACE ADMINISTRATION
- Notice type
- Special Notice
- Solicitation number
- 80NSSC26944875Q
- Product/service code
- 4810
- Set-aside
- 8(a) Sole Source
- Posted
- Oct 23, 2026
- Response deadline
- Oct 27, 2026
- Source
- SAM.gov
Description
NASA/NSSC has a requirement for Flowserve MKII control valve to replace obsolete Fischer control valve on Complex-41 GN2. NASA/NSSC intends to issue a sole source contract to FLOWSERVE US COMPANY under the authority of FAR 12.102(a). It has been determined that FLOWSERVE US COMPANY is the sole provider of Flowserve MKII control valve to replace obsolete Fischer control valve on Complex-41 GN2 NASA/NSSC will be the procuring center for this effort. Performance will be located at NASA/ Kennedy Space Center (KSC). The Government intends to acquire Commercialitems or services using the provisions, clauses and procedures prescribed in FAR Part 12 for Commercial The NAICS Code for this procurement is 541330. Interested organizations may submit their capabilities and qualifications to perform the effort in writing to the identified point of contact not later than 3:00 p.m. Central Standard Time on 10/27/2026. 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. NASA FAR Supplement Clause 1852.215-84, Ombudsman, is applicable. The Center Ombudsman for this acquisition can be found at
Summarized from the official notice. The description is shortened; read the full text on the official notice.
Official notice
Requirements and amendments are controlled by the official notice.
DSE verdict
The DSE fit verdict for this notice is available to DSE GovCon subscribers. It is not published on this page.
See DSE GovCon plans →Prior awards (USAspending)
National Aeronautics and Space Administration obligated $97,783,606 under NAICS 541330 on awards whose period of performance started in the last 12 months.
Source: USAspending.gov, U.S. Department of Treasury, Bureau of the Fiscal Service, https://www.usaspending.gov. Accessed Oct 24, 2026. Award totals are computed by DSE from USAspending.gov award data.
Similar open notices
- Ground Systems and Mission Operations-4 (GSMO-4)Closing in 2 days
- Rendezvous Proximity Operations, and Capture (RPOC) VIClosing in 4 days
- RPOC-V Ceiling IncreaseClosing in 5 days
Get free alerts
Email alerts for notices like this one are free on DSE GovCon Intelligence.
Set up free alerts →Frequently asked questions
When is the response deadline?
The published deadline is Oct 27, 2026. That is 3 days after the data date.
Is there a set-aside?
The notice lists the set-aside 8(a) Sole Source.
What NAICS code applies?
NAICS 541330, Engineering Services.
Which agency issued this notice?
National Aeronautics and Space Administration.
Where is the official notice?
The link under Official notice opens the source listing.