# AWARD: Overhaul and repair of Rotary Couplers

Canonical: https://abierto.us/opportunities/6973gh25r00026

- Solicitation number: 6973GH-25-R-00026
- Notice type: Award notice (first published as solicitation)
- Status: Awarded to Diamond Antenna & Microwave Corporation for $6,194,801.00
- Department: Department of Transportation
- Agency: Federal Aviation Administration
- Contracting office: 6973GH Franchise Acquisition SVCS (6973GH)
- NAICS: 811210 Electronic and Precision Equipment Repair and Maintenance
- Product or service code: 5985 Antennas, Waveguide, and Related Equipment
- Set-aside: Total small business set-aside
- Place of performance: Littleton, Massachusetts
- County: Middlesex County (FIPS 25017). https://abierto.us/counties/middlesex-county-ma-25017
- City: Littleton. https://abierto.us/cities/littleton-ma-2501735950
- First posted: January 27, 2025
- Last posted: November 6, 2025
- SAM.gov: https://sam.gov/workspace/contract/opp/4928532797ab416ea92b8f82de194d3c/view

## Description

The Federal Aviation Administration (FAA) has awarded two (2) contracts to Diamond Antenna and Microwave Corporation, Littleton, MA and Frontgrade Technologies, Exeter, NH, for repair and refurbishment of Rotary Couplers used in the TDWR, ASDE-3, ASR-9, MODE-S BOS, NAS ASR-11, ARSR-1, ARSR-2 and MODE-S FPS radar systems. Rotary couplers are used in all FAA Air Traffic Control (ATC) radar systems as well as radar systems within other government agencies and internationally.

These systems are critical to Air Traffic Control in maintaining safety in the National Airspace System (NAS). The contracts were awarded as Indefinite-Delivery/Indefinite-Quantity, fixed price contracts. A market survey (6973GH-25-MS-00001) was posted to the SAM.gov web site on October 21, 2024. Responses to the market survey resulted in unrestricted competition for the requirement.

Solicitation 6973GH-25-R-00026 was posted to the SAM.gov web site on January 27, 2025. Under the multiple award contracts, all task orders will be competed between the two (2) contract holders in accordance with the contract language. On November 5, 2025, contract 6973GH-26-D-00004 was awarded to Diamond Antenna and Microwave and contract 6973GH-26-D-00005 was awarded to Frontgrade Technologies. This announcement is for information purposes only, not a request for proposals.

**Point of Contact:** Connie Houpt, connie.m.houpt@faa.gov.

## Award on USAspending

- Recipient: Diamond Antenna & Microwave Corporation (UEI ZGD2UYAN5WC9)
- Contract: 6973GH26D00004
- Obligated: $0.00
- Competition: Full and Open Competition, 3 offers received
- Link: award number 6973GH26D00004 equals the contract number; same awarding office 6973GH (high confidence)
- Record: https://www.usaspending.gov/award/CONT_IDV_6973GH26D00004_6920/

- Recipient: Frontgrade Technologies Inc. (UEI VNP2L293JWL6)
- Contract: 6973GH26D00005
- Obligated: $0.00
- Competition: Full and Open Competition, 3 offers received
- Link: solicitation number 6973GH25R00026 equals the FPDS solicitation identifier; same awarding office 6973GH (high confidence)
- Record: https://www.usaspending.gov/award/CONT_IDV_6973GH26D00005_6920/


## Publications

- January 27, 2025: Solicitation, due February 19, 2025 at 3:00 PM EST. Notice bd085701d11b4846a26ce3aa0a398ea3. https://sam.gov/workspace/contract/opp/bd085701d11b4846a26ce3aa0a398ea3/view
- January 27, 2025: Solicitation, due February 19, 2025 at 3:00 PM EST. Notice e9cc0624ce8149568d615642cc20657b. https://sam.gov/workspace/contract/opp/e9cc0624ce8149568d615642cc20657b/view
- January 28, 2025: Solicitation, due February 19, 2025 at 3:00 PM EST. Notice 90fd535797f44d9da69cf56c070199d7. https://sam.gov/workspace/contract/opp/90fd535797f44d9da69cf56c070199d7/view
- January 31, 2025: Solicitation, due March 31, 2025 at 3:00 PM EDT. Notice 5e425e94c9774f698671aa45b99962e9. https://sam.gov/workspace/contract/opp/5e425e94c9774f698671aa45b99962e9/view
- February 6, 2025: Solicitation, due March 31, 2025 at 3:00 PM EDT. Notice 77448b7a0086494fbf1b3721d9324426. https://sam.gov/workspace/contract/opp/77448b7a0086494fbf1b3721d9324426/view
- March 28, 2025: Solicitation, due April 30, 2025 at 3:00 PM EDT. Notice ce43f9369fc94d8d955a3d4c84cd2ca1. https://sam.gov/workspace/contract/opp/ce43f9369fc94d8d955a3d4c84cd2ca1/view
- April 22, 2025: Solicitation, due May 30, 2025 at 3:00 PM EDT. Notice ef78a14e00614e349135509445488d7d. https://sam.gov/workspace/contract/opp/ef78a14e00614e349135509445488d7d/view
- May 29, 2025: Solicitation, due June 20, 2025 at 3:00 PM EDT. Notice eaf32334f299414088c130ce8b888038. https://sam.gov/workspace/contract/opp/eaf32334f299414088c130ce8b888038/view
- November 6, 2025: Award notice. Notice 4928532797ab416ea92b8f82de194d3c. https://sam.gov/workspace/contract/opp/4928532797ab416ea92b8f82de194d3c/view

## Points of contact

- Connie Houpt, connie.m.houpt@faa.gov

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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/6973gh25r00026.