# KG-175X Procurement

Canonical: https://abierto.us/opportunities/nng15sc12bn0003926fd004

- Solicitation number: NNG15SC12B_N0003926FD004
- Notice type: Justification
- Status: Awarded to General Dynamics One Source LLC
- Department: Department of the Navy
- Agency: Department of the Navy
- Contracting office: Naval Information Warfare Systems (N00039)
- NAICS: 334111 Electronic Computer Manufacturing
- Product or service code: 5810 Communications Security Equipment and Components
- Place of performance: Dedham, Massachusetts
- Who can bid, by location: Anywhere in the US. Location does not limit who can bid: a product shipped to the buyer, research at the performer's facility, or work at the contractor's site. A state shown is the delivery point.
- County: Norfolk County (FIPS 25021). https://abierto.us/counties/norfolk-county-ma-25021
- City: Dedham. https://abierto.us/cities/dedham-ma-2516530
- First posted: September 30, 2026
- Last posted: September 30, 2026
- SAM.gov: https://sam.gov/workspace/contract/opp/943e41c6e1f549bd8695066bf147a4a4/view

## Description

This NASA SEWP order is for KG-175X (TACLANE) Cyber Capable Encryptor hardware units manufactured by General Dynamics Mission Systems (GDMS). The KG-175X is an unclassified Controlled Cryptographic Item (CCI) designed to secure high-speed communications over local and wide-area networks and certified by the National Security Agency (NSA). GDMS is the only source ofr the KG-175X. Commercial procedures in accordance with FAR Part 12 were used in conjunction with FAR 16.505 for this procurement.

## Attachments

- [E2.NAVWAR HQCA-2026-A-089_J&A_KG175X_Redacted.pdf](https://sam.gov/api/prod/opps/v3/opportunities/resources/files/6b12ce82cf934febb39130b2762442fb/download)

## Award on USAspending

- Recipient: General Dynamics One Source LLC (UEI D93YKLC3MK67)
- Contract: NNG15SC12B
- Obligated: $0.00
- Competition: Full and Open Competition, 232 offers received
- Link: award number NNG15SC12B equals the contract number; awarding office not confirmed (medium confidence)
- Record: https://www.usaspending.gov/award/CONT_IDV_NNG15SC12B_8000/


## Open now in the same industry

19 open in NAICS 334111.

- SNGL BOARD COMPUTER (SPRMM127QGA25), due November 2, 2026 at 3:30 PM EST. https://abierto.us/opportunities/sprmm127qga25
- COMPUTER SYSTEM,DIG (N0038327QPA01), due November 2, 2026 at 3:30 PM EST. https://abierto.us/opportunities/n0038327qpa01
- Supermicro 1U rack-mount server assemblies (SLAC_368659_Supermicro_1U_Rack-mount_Server_Assemblies), due November 2, 2026 at 5:00 PM EST. https://abierto.us/opportunities/slac368659supermicro1urackmountserverassemblies

## Publications

- September 30, 2026: Justification. Notice 943e41c6e1f549bd8695066bf147a4a4. https://sam.gov/workspace/contract/opp/943e41c6e1f549bd8695066bf147a4a4/view

## Points of contact

- Lynette Brewer, lynette.m.brewer.civ@us.navy.mil
- Yvette Tsui, yvette.m.tsui.civ@us.navy.mil

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Source: SAM.gov Contract Opportunities bulk extract and USAspending.gov award data. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/nng15sc12bn0003926fd004.