# NSN Additions to the Constant Speed Drive Engineering Support Contract

Canonical: https://abierto.us/opportunities/spe4ax25rxxxx

- Solicitation number: SPE4AX25RXXXX
- Notice type: Presolicitation
- Status: Closed. Deadline was May 1, 2025 at 5:00 PM EDT
- Department: Department of Defense
- Agency: Defense Logistics Agency
- Contracting office: DLA Aviation (SPE4AX)
- NAICS: 336413 Other Aircraft Parts and Auxiliary Equipment Manufacturing
- Product or service code: 6110 Electrical Control Equipment
- Place of performance: Rockford, Idaho
- County: Bingham County (FIPS 16011). https://abierto.us/counties/bingham-county-id-16011
- City: Rockford. https://abierto.us/cities/rockford-id-1668860
- First posted: April 16, 2025
- Last posted: April 21, 2025
- SAM.gov: https://sam.gov/workspace/contract/opp/758d56c52ea342968b97971558965a32/view

## Description

The Defense Logistics Agency (DLA) in conjunction with the 422nd Supply Chain Management Squadron (SCMS) at Tinker AFB plan to add eighteen NSNs to the Constant Speed Drive (CSD) Engineering Sustainment Support Contract SPE4AX-20-D-9455. The NSNs are as follows:

**NSN:**

**6110-01-038-5065 P/N:**

**947F310-1, Control, Generator NSN:**

**6110-00-785-7927 P/N:**

**907D654-2 Regulator, Voltage NSN:**

**6110-01-222-3807 P/N:**

**907D653-5 Panel, Protection NSN:**

**6110-00-873-1701 P/N:**

**690890 Frequency and Load NSN:**

**6110-00-893-2349 P/N:**

**690396 Frequency Reference NSN:**

**6110-01-023-0715 P/N:**

**946F992-4 Control, Generator NSN:**

**6110-01-103-7332 P/N:**

**946F985-5 Control, Generator NSN:**

**6110-01-141-4879 P/N:**

**731116D Control, Generator NSN:**

**6110-01-277-3879 P/N:**

**731118G Power Control Unit NSN:**

**6110-01-439-5852 P/N:**

**977J006-13 Control, Generator NSN:**

**6110-01-439-7664 P/N:**

**977J007-9 Panel, Power Distributor NSN:**

**6110-01-161-1087 P/N:** 736257 Control, Unit Constant NSN 6115-01-265-2872 P/N 740545B Generator, Alternating NSN:

**6110-01-443-9321 P/N:**

**740547G Control, Generator NSN:**

**6130-01-416-4298 P/N:** 739557E Control, Power Supply NSN 6115-01-104-8632 P/N 977J033-9 E3 Generator NSN 6110-01-069-2871 P/N 946F986-4 E3 BPCU NSN 6110-01-248-1751 P/N 745114 KC-135 Frequency Reference Auto Parallel Unit The CSD Engineering Sustainment Support Contract is sole source to Hamilton Sundstrand CAGE 73030. These eighteen NSNs are all sole source to the OEM and work in conjuction with the CSD to provide electrical power to the aircraft.

The contract provides engineering support for a wide variety of engineering issues to include technical order updates, obsolescence analysis, support for technical inquiries, and other engineering tasks as defined. The government does not own or has possession of the necessary technical data to compete this engineering support. Only the OEM has the technical knowledge and expertise to meet the government's requirement.

The basic contract was awarded as unrestricted using Other Than Full and Open Competition as prescribed by FAR 6.302-1, Only One Responsible Source and no Other Supplies or Services will Satisfy Agency Requirements.

It is expected that these NSNs will be added to the basic contract by May 15, 2025 and will remain on the contract through the final expiration of April 30, 2028. Any questions in regards to this requirement should be directed to the Acquisition Specialist, Mrs. Valerie Skeen at Valerie.Skeen@dla.mil or (445) 737-5047.

## Publications

- April 16, 2025: Presolicitation, due May 1, 2025 at 5:00 PM EDT. Notice 2b0b74fec7d84caa945d7a5f76e5d70d. https://sam.gov/workspace/contract/opp/2b0b74fec7d84caa945d7a5f76e5d70d/view
- April 21, 2025: Presolicitation, due May 1, 2025 at 5:00 PM EDT. Notice 758d56c52ea342968b97971558965a32. https://sam.gov/workspace/contract/opp/758d56c52ea342968b97971558965a32/view

## Points of contact

- Valerie Skeen, valerie.skeen@dla.mil, 8042796834

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Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/spe4ax25rxxxx.