B-52 Radar Pressurization Unit (RPU)
Air Force and Space Force · FA8539 AFSC PZABA
Capture briefs (a one-page, shareable copy of this page) are part of Pro. The CSV here holds the notice, its timeline and past awards.
Where this opportunity stands
Every notice posted under solicitation FA853926I-APQ166RPU in this department, oldest first.
- Sep 14, 2026 · this noticeSources Sought
Next steps for this stage
Standard steps for the notice type; not advice about this buyer.
- Answer the notice: this is when the requirement can still be shaped.
- Contact the contracting officer named on the notice.
- Check who won similar work; they are the likely bidders.
What the notice says
The Government is conducting market research to identify potential sources with the expertise, capabilities, experience, and technical repair data necessary to meet qualification requirements to repair the B-52 Radar Pressurized Unit (RPU). The National Stock Number (NSN) and Part Number (PN) are as follows: NSN 1280-00-898-3679, P/N 101-352, Radar Pressurized Unit (RPU) This RFI is being conducted to identify different potential non-commercial sources in determining if a future contract effort can be competitively awarded and/or awarded on a total or partial Small Business Set-Aside basis. Th… (show all)
e applicable North American Industrial Classification System (NAICS) code assigned to this effort is 334511. The original equipment manufacturer for the B-52 RPU was Great Lakes Manufacturing Corp.; however, the Government does not own the technical data package (TDP) or the rights to the data required for manufacture. The Government has identified AeroControlEx Corp. as the only known current supplier for this NSN. To mitigate supply chain risks associated with a single source of supply and ensure long-term sustainment for the B-52 fleet, the Government's primary objective is to develop a new, qualified source for this item. Please note, this is a Request for Information only, the Government is not requesting any proposals in response to this posting.
Who won similar work
43 award notices on SAM.gov in the last 24 months. Match: Same agency (Air Force and Space Force), same NAICS 334511.
| Winner | Awards | Value | Last |
|---|---|---|---|
| Northrop Grumman Systems Corporation · $NOC | 4 | $2.0B | Oct 5, 2026 |
| OWT GLOBAL, LIMITED | 2 | $2.8M | Sep 29, 2026 |
| DRONESHIELD LLC · $DRSHF | 2 | $340K | Mar 23, 2026 |
| Symetrics Industries, LLC · $TDG | 1 | $147.3M | Sep 4, 2026 |
| RAYTHEON COMPANY · $RTX | 1 | $63.0M | Apr 8, 2025 |
| KIHOMAC INC | 1 | $32.4M | Feb 27, 2026 |
| Able Aerospace Services, Inc. | 1 | $16.8M | Sep 3, 2026 |
| KEYSTONE MISSION SOLUTIONS CORP | 1 | $14.8M | Sep 17, 2025 |
| HONEYWELL INTERNATIONAL INC. | 1 | $8.9M | Nov 18, 2024 |
| TELSPAN DATA, LLC | 1 | $5.0M | Aug 18, 2026 |
Value counts single-winner awards. "Shared" awards are multiple-award contracts that list every winner with the same total ceiling; that ceiling is not one company's win, so it is not added in.
- Oct 5, 2026Northrop Grumman Systems Corporation$4.6MFIFTH GENERATION DATALINKS SUPPORT
- Oct 1, 2026THERMAL BRO'S INC.$72KThermal Imaging Binoculars
- Sep 29, 2026TRIMBLE INC$4.1MLand Survey Equipment - Trimble
- Sep 29, 2026OWT GLOBAL, LIMITED$2.2MC-UAS System & Peripherals
- Sep 16, 2026Amentum Technology, Inc.$4.1MSurvivability Test Stand Award
- Sep 4, 2026Symetrics Industries, LLC$147.3MALE-47 Countermeasures Dispenser System (CMDS) Hardware Procurement
- Sep 3, 2026Able Aerospace Services, Inc.$16.8MRepair of Transmission Assemblies Applicable to the UH-1N Helicopters
- Aug 25, 2026SSK MILITARY INDUSTRIES INC$128K336 TRS Cypres Automatic Activation Devices
- Aug 18, 2026TELSPAN DATA, LLC$5.0MTrusted Aircraft Information Program Download Station (TADS)/Common Mission Debrief Program (CMDP) Follow-On Contract
- Jul 30, 2026VIGIL AMERICA INC$10KNTRAPS Automatic Activation Devices
Competitive landscape
For the 8 most frequent past winners above. Lobbying is matched by the company's exact name or exact ticker; agencies are as named on the filings.
- 3 of these past winners lobbied Air Force, Dept of since 2024 (17 filings)
- 1 of their lobbyists list a past Air Force, Dept of job
- $827K from their corporate PACs since 2024 to members of House Committee on Appropriations, House Committee on Armed Services, Senate Committee on Appropriations, Senate Committee on Armed Services
- 0 foreign-agent (FARA) registrations
Policy around it
Bills the past winners named while lobbying this agency's issues, rules from the department, and executive orders that name the agency, last 12 months.
- 8 bills named on the past winners' lobbying filings
- 32 rules from the department in the last 12 months
- 0 executive orders naming the agency in the last 12 months
Market
For past winners matched exactly to a listed company. Insider trades are open-market buys and sells (Form 4) in the last 90 days, shown as facts; our own study found insiders do not reliably buy ahead of awards.
- 4 of the past winners are listed companies
- 0 insider buys and 7 insider sells at them in the last 90 days
Sources: SAM.gov notices and award notices; Senate LDA lobbying filings; FEC filings; FARA; Federal Register; congress.gov; SEC Form 4. Every row above links to its record.
Companies are matched to tickers by exact name only. A company we could not match shows no market rows; that is a miss, not a finding.