# Health Monitoring of Roller Bearings Using Resonant Ultrasound Spectroscopy(RUS)

Canonical: https://abierto.us/opportunities/fr26rdi2000000003

- Solicitation number: FR26RDI2000000003
- Notice type: Justification
- Status: Awarded to Aerovironment, Inc.
- Department: Department of Transportation
- Agency: Federal Railroad Administration
- Contracting office: 693JJ6 Federal Railroad Admin (693JJ6)
- NAICS: 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
- Product or service code: AS11 Transportation R&D Services; Surface Transportation, Public Transit, And Rail; Basic Research
- Place of performance: Simi Valley, California
- First posted: June 29, 2026
- Last posted: June 29, 2026
- SAM.gov: https://sam.gov/workspace/contract/opp/becda0b810b94aecafc4e11e43b8a49f/view

## Award on USAspending

- Recipient: Aerovironment, Inc. (UEI MWKWXVSSC518)
- Contract: 693JJ626C000014, definitive contract
- Obligated: $575,283.00
- Competition: Not Competed, 1 offers received
- Link: award number 693JJ626C000014 equals the contract number; same awarding office 693JJ6 (high confidence)
- Record: https://www.usaspending.gov/award/CONT_AWD_693JJ626C000014_6930_-NONE-_-NONE-/


## Publications

- June 29, 2026: Justification. Notice becda0b810b94aecafc4e11e43b8a49f. https://sam.gov/workspace/contract/opp/becda0b810b94aecafc4e11e43b8a49f/view

## Points of contact

- Akwasi Kankam, akwasi.kankam@dot.gov, 7712008245

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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/fr26rdi2000000003.