Sources Sought: Nuclear Stores Interface Units (NSIU)
Closed Pre-Solicitation Posted
Not the latest version. See the latest pre-solicitation from .
- Solicitation number
- Sources_Sought_NSIU_AFNWC
- Agency
-
Air Force Materiel Command
Air Force, Department of Defense
- Responses due
- Set-aside
- No set-aside
Opportunity facts
- NAICS code
- Not on record
- PSC
- Not on record
- Place of performance
- Eglin AFB, Florida, United States
- Points of contact
Notice details come from SAM.gov. Updated .
About this opportunity
The Air Force Materiel Command (AFNWC/NDB) is preparing to solicit a production contract for Nuclear Stores Interface Units (NSIUs) in support of Long Range Standoff (LRSO) integration on the B-52 weapon system, with responses to this sources-sought notice due by March 20, 2026. This is a build-to-print manufacturing effort with no set-aside.
The NSIU is a Line Replaceable Unit providing electronic interface and communication between the aircraft platform and LRSO store. Vendors must demonstrate capability to produce units to provided specifications and quality standards. The equipment will be integrated into Suspension Underwing Unit-103 pylons and the Nuclear Rotary Launcher. Design updates meet current MIL-STD-1760 requirements and enhance nuclear hardness. Hardware installation is not required as part of this contract.
Respondents must be prepared to handle militarily critical technical data; the solicitation package includes DD Form 2345 (Militarily Critical Technical Data Agreement), which requires certification that the data custodian is a U.S. or Canadian citizen or permanent resident, acknowledgment of export control responsibilities, and commitment to restrict technical data access to designated employees. The form is valid for five years.
Questions must be submitted electronically to Contracting Officer Caroline Segovia (caroline.segovia@us.af.mil) or Contracts Specialist Catherine Sadler (catherine.sadler@us.af.mil) no later than February 12, 2026 at 1200 Central Time. Responses to the sources-sought notice are due by March 20, 2026 at 1200 Central Time.
Notice text
AFNWC/NDB is seeking information from Industry to assist with the establishment of a production contract in support of LRSO integration on the B-52 weapon system. The equipment to be produced in this build-to-print effort is the Nuclear Stores Interface Unit (NSIU) and will be integrated into the Suspension Underwing Unit-103 (SUU-103) pylons and Nuclear Rotary Launcher (NRL).
Overview/Background: The NSIU is a Line Replaceable Unit (LRU) providing an electronic interface to allow communication between the aircraft platform and LRSO store. The NSIU is designed to update connections to meet current MIL-STD-1760 requirements and enhance nuclear hardness. AFNWC/NDB is looking for vendors with the capability to produce the NSIU to the provided specifications and quality standards as a build-to-print manufacturing effort, which will not require hardware installation.
Responses must be submitted electronically to the following POCs:
Contracting Officer (CO):Caroline Segovia
E-Mail: caroline.segovia@us.af.mil
Contracts Specialist (CS): Catherine Sadler
E-Mail: catherine.sadler@us.af.mil
QUESTIONS
Questions regarding this Notice shall be submitted by e-mail the above POCs NLT 12 February 2026 at 1200 Central Time. Questions by any other medium will NOT be accepted.
RESPONSES ARE DUE NO LATER THAN 12:00 (Central Time) on 20 March 2026.
Files
| File | Type | Posted |
|---|---|---|
| DD Form 2345_Military Critical Technical Data Agreement 1.pdf |
Notice history
| Notice | Type | Posted |
|---|---|---|
| Draft Fair Opportunity Proposal Request (FOPR) | Pre-Solicitation | |
| Industry Day Update | Special Notice | |
| This notice | Pre-Solicitation |
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