# Request for Interested Manufacturers of NSNs 1560-01-596-6401UC –Righthand Fan Cowl, 1560-01-595-5844UC – Lefthand Core Cowl, 1560-01-600-9158UC – Inlet Cowl, and 1560-01-592-5910UC – Righthand Core Cowl Assembly.

Canonical: https://abierto.us/opportunities/sprwa12600052

- Solicitation number: SPRWA1-26-00052
- Notice type: Sources sought
- Status: Closed. Deadline was September 9, 2025 at 11:59 PM EDT
- Department: Department of Defense
- Agency: Defense Logistics Agency
- Contracting office: DLA Aviation at Warner Robins, Ga (SPRWA1)
- NAICS: 336412 Aircraft Engine and Engine Parts Manufacturing
- Product or service code: 1560 Airframe Structural Components
- First posted: August 25, 2025
- Last posted: August 25, 2025
- SAM.gov: https://sam.gov/workspace/contract/opp/cba0ead23fc149d584ce67e218b2fea8/view

## Description

SUBJECT Market research is being conducted to identify potential sources that may possess the expertise, capabilities, and experience to meet the requirements for qualification and production of NSNs 1560-01-596-6401UC - Righthand Fan Cowl, 1560-01-595-5844UC – Lefthand Core Cowl, 1560-01-600-9158UC – Inlet Cowl, and 1560-01-592-5910UC – Righthand Core Cowl Assembly. ITEM DESCRIPTION The component of interest are Righthand Fan Cowl, NSN 1560-01-596-6401UC, Part Number 255-2281-501, TO 1C-5M-4-10 Fig:

**4 Ind:** 140, Lefthand Core Cowl, NSN 1560-01-595-5844UC, Part Number 224-2301-523, TO 1C-5M-4-10 Fig:

**4 Ind:** 6, NSN 1560-01-600-9158UC, Part Number 255-2101-501, TO 1C-5M-4-10 Fig:

**3 Ind:** 1,Inlet Cowl and Righthand Core Cowl Assembly, NSN 1560-01-592-5910UC, Part Number 224-2302-547, TO 1C-5M-4-10 Fig:

**4 Ind:** 7, on the C-5 aircraft, whose primary functions are to enclose different portions of the engine and direct airflow. IMPEDIMENT TO COMPETITION The original equipment manufacturer for this item is Rohr, Inc., CAGE: 51563. The Government does not own any data, drawings, schematics, or any other releasable technical data in support of this requirement.

As a result, Rohr, Inc. is the only known source with adequate knowledge of the C-5 Cowls’ performance requirements and possession of the required technical data and capabilities needed to produce this item and ensure compatibility of the equipment. INTEREST The DLA/AWB Contracting Office intends to award a sole source contract to Rohr, Inc. for the manufacture of the cowls listed above in support of the C-5 program.

Other interested parties may identify their interest and capability to respond to the requirement no later than 9 Sep 2025 by emailing Brooke Whitford, Brooke.whitford.3@us.af.mil, and Victor Henderson, victor.henderson.2@us.af.mil. The Government intends to procure these items 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.

DISCLAIMER This sources sought synopsis is for informational purposes only. This is not a request for proposal. It does not constitute a solicitation and shall not be construed as a commitment by the government. Responses in any form are not offers, and the government is under no obligation to award a contract as a result of this announcement. No funds are available to pay for preparation of responses to this announcement. Any information submitted by respondents to this technical description is strictly voluntary.

## Publications

- August 25, 2025: Sources sought, due September 9, 2025 at 11:59 PM EDT. Notice cba0ead23fc149d584ce67e218b2fea8. https://sam.gov/workspace/contract/opp/cba0ead23fc149d584ce67e218b2fea8/view

## Points of contact

- Brooke Whitford, Brooke.whitford.3@us.af.mil
- Victor Henderson, victor.henderson.2@us.af.mil

---
Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/sprwa12600052.