# RTX awarded $670M contract modification for F-35 propulsion system spares

RTX Corp., Pratt and Whitney Military Engines, received a $670,219,031 modification to a contract to procure initial spares for the F135 propulsion system for the F-35 program. Work will be performed in East Hartford, Connecticut, and is expected to be completed in December 2028.

- Type: Contract
- Announced: 2025-09-16
- Where: East Hartford, Connecticut, United States
- Value: $670.2M
- Status: completed
- Products: F135 propulsion system spares
- Sectors: [Automotive Components](https://endata.com/sectors/automotive-components.md)

## Companies

- [Pratt & Whitney](https://endata.com/companies/234.md)
- [RTX Corporation](https://endata.com/companies/13755.md)

## Sources

- [news.clearancejobs.com](https://news.clearancejobs.com/2025/09/16/rtx-lands-670m-contract-boost-to-power-f-35-program-worldwide/), 2025-09-17: "This modification adds scope to procure initial spares for the production and delivery of the F135 propulsion system"

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.