Atlantic Inertial Systems Inc.
Cheshire, CT Doing business as Cheshire Division Part of United Technologies Inc.
- UEI
- R42KNXSMC7K1
- CAGE
- 63395
- Primary NAICS
- 336414 Guided Missile and Space Vehicle Manufacturing
- SAM.gov registration
- Active through
Company facts
- FY2025 rankings
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Its parent company, RTX Corporation, ranks:
- Self-certified in SAM.gov
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Corporate family
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-
Parent
United Technologies Inc.
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Parent
United Technologies Inc.
- SAM.gov registration date
- Physical address
- 250 Knotter Dr, Cheshire, CT 06410, USA
- Website
- rtx.com
- Founded
- 2020
- Employees
- 100K+
- Estimated annual revenue
- $10B+
- Industry
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- Industrials
- Capital Goods
- Aerospace & Defense
- SIC code
- 37 Transportation Equipment
Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated .
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $0 |
| FY2026 | $879,000 |
| FY2025 | $409,469 |
| FY2024 | $1,632,499 |
| FY2023 | $442,258 |
Top agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Defense Logistics Agency | $879,000 |
Contract awards
| Award | Agency | Obligated | Awarded |
|---|---|---|---|
| Gyroscope, rate | Aviation (DLA) | $879,000 | |
| Gyroscope, rate | Aviation (DLA) | $174,894 | |
| Gyroscope, rate | Aviation (DLA) | $234,575 | |
| Gyroscope, rate | Aviation (DLA) | $227,750 | |
| Gyroscope, rate | Aviation (DLA) | $400,000 |
Latest 5 listed here. See the rest on GovTribe.
Contract subawards
| Prime contractor | Prime award | Amount | Awarded |
|---|---|---|---|
| The Boeing Company | FA812824FB002 | $1,578,439 | |
| The Boeing Company | FA812824FB002 | $404,546 | |
| Lockheed Martin Corporation | W58RGZ21C0016 | $521,520 | |
| Lockheed Martin Corporation | FA868223CB001 | $314,485 | |
| Lockheed Martin Corporation | FA868224CB001 | $1,198,037 |
Latest 5 listed here. See the rest on GovTribe.
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About the company
Atlantic Inertial Systems Inc., operating as its Cheshire Division and headquartered in Cheshire, Connecticut, is a subsidiary of RTX Corporation (formerly Raytheon Technologies Corporation) that specializes in the design and manufacture of advanced guidance, navigation, and inertial instrumentation equipment for defense applications. As a manufacturer of goods registered with the federal government since July 2001, the company serves as a critical supplier of specialized gyroscopic components and inertial measurement systems to the U.S. military and major defense contractors. The company's expertise in producing rate gyroscopes, integrated gyroscopes, inertial measurement units (IMUs), and inertial reference units (IRUs) positions it as a key vendor for complex military aviation platforms and missile systems.
Atlantic Inertial Systems has demonstrated substantial federal contracting activity across multiple platforms and programs through both prime and subcontract awards. As a prime contractor, the company has received numerous Defense Logistics Agency Aviation awards for rate gyroscopes and integrated gyroscopes, with recent major contracts including a $174,894 definitive firm fixed-price contract awarded August 27, 2025, for F-16 aircraft rate gyroscope units, and a $234,575 delivery order for rate gyroscope components issued July 17, 2025. The company holds a significant $12 million indefinite delivery contract with the U.S. Army Communications-Electronics Command for pitch rate gyroscopes supporting the UH-60 Black Hawk helicopter program, which has generated substantial delivery orders including a $3,563,520 award in May 2022. Additional prime contracts with the Ogden Air Logistics Complex and various Defense Logistics Agency Aviation purchase orders range from approximately $78,000 to $2 million, with no set-aside designations applied to any awards. As a subcontractor, Atlantic Inertial Systems supplies gyroscopic components to major prime contractors including Lockheed Martin Corporation, Raytheon Company, BAE Systems Information & Electronic Systems Integration Inc., The Boeing Company, and L3 Technologies for applications such as the JASSM missile, Javelin systems, inertial measurement units for advanced military platforms, and various integrated gyroscope assemblies. The company's subcontract work spans gyroscope rate assemblies, integrated gyroscopes with capacity specifications, inertial measurement units, and non-recurring engineering (NRE) development activities, with awards dating from 2021 through September 2025, demonstrating continuous engagement in cutting-edge defense instrumentation programs.
Quick answers
Is Atlantic Inertial Systems Inc. registered in SAM.gov?
Yes. Atlantic Inertial Systems Inc.'s SAM.gov registration is active through February 24, 2027.
How much has Atlantic Inertial Systems Inc. received in federal contracts?
Federal contracts obligated $409,469 to Atlantic Inertial Systems Inc. in fiscal year 2025 and $3,363,226 in fiscal years 2023 through 2027.
How does Atlantic Inertial Systems Inc. rank among federal contractors?
Atlantic Inertial Systems Inc.'s parent company, RTX Corporation, ranked #1 in NAICS 334, #2 at the Department of Defense and #2 in NAICS 31-33 in FY2025.
What is Atlantic Inertial Systems Inc.'s most recent federal award?
Atlantic Inertial Systems Inc.'s most recent federal contract award is Gyroscope, rate (SPE4A526P0785), from Aviation (DLA), on October 31, 2025.
On GovTribe
See Atlantic Inertial Systems Inc.'s full federal record
- Federal contract awards
- IDV awards
- Subcontracting relationships
- Funding analysis by agency, NAICS and set-aside
- Similar vendors