Sources Sought: Nuclear Stores Interface Units (NSIU)

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.