N6449823R4038 - Submarine Life Support and Ventilation Systems Engineering Services
Awarded Limited / Sole Source Justification Posted
- Solicitation number
- 0232-23-205-00
- Agency
-
Naval Sea Systems Command
Department of the Navy, Department of Defense
- Set-aside
- No set-aside
Opportunity facts
- Contract number
- N6449825D4021 Federal IDV award
- Awardee
- Hamilton Sundstrand Corporation
- NAICS code
- 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
- Place of performance
- Philadelphia, Pennsylvania 19112, United States
Notice details come from SAM.gov. Updated .
About this opportunity
The Department of the Navy Naval Sea Systems Command issued a sole-source justification notice for engineering, technical, and on-site support services related to submarine life support and ventilation systems, with an award to Hamilton Sundstrand (Collins Aerospace) under contract N6449825D4021 on September 26, 2025. The $14,429,885 Cost-Plus-Fixed-Fee Indefinite-Delivery Indefinite-Quantity contract supports critical submarine systems including Low Pressure Electrolyzer, Gas Management System, Electrolytic Chlorine Generator, and oxygen generation systems across SEAWOLF, VIRGINIA, LOS ANGELES, OHIO, and COLUMBIA Class submarines. The Navy justified the sole-source award under 10 U.S.C. 3204(a)(1) based on Hamilton Sundstrand's status as the Original Equipment Manufacturer with exclusive access to necessary technical data and expertise, with market research including a Request for Information on SAM.gov confirming no alternative sources could meet the requirements. The contract includes a 60-month ordering period and is funded through three appropriation types: $5,000,000 from Ship Construction and Conversion, $5,000,000 from Research, Development, Test and Evaluation, and $4,429,885 from Operations and Maintenance Navy.
Notice text
Awarded contract N6449825D4021 to unknown vendor for unknown amount on 2025-09-26.
Files
| File | Type | Posted |
|---|---|---|
| B1_CUI Collins Follow On (no ACRU) - JA (8-25-2023) (Signed)_Redacted.pdf |
Notice history
| Notice | Type | Posted |
|---|---|---|
| This notice | Limited / Sole Source Justification | |
| N6449823R4038 - Submarine Life Support and Ventilation Systems Engineering Services | Pre-Solicitation | |
| RFI N64498-23-R-4038 Submarine Life Support and Ventilation Systems Engineering Services | Pre-Solicitation |
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