HEAT EXCHANGER,AIR
DEPT OF DEFENSE.DEPT OF THE NAVY.NAVSUP.NAVSUP WEAPON SYSTEMS SUPPORT.NAVSUP WSS PHILADELPHIA.NAVSUP WEAPON SYSTEMS SUPPORT · Response deadline: Mon, 23 Nov 2026
What the government is buying
The Navy is soliciting offers for heat exchangers, air type. This is a procurement of aerospace-related mechanical equipment that is typically used in military aircraft or weapon systems to regulate temperatures by transferring heat between air streams. Heat exchangers in this classification (Federal Supply Classification 1660) are critical components in aviation and aerospace applications, where they manage thermal loads in engines, environmental control systems, or avionics cooling.
These components must meet stringent military specifications for reliability and performance under demanding operational conditions. Because this solicitation comes from NAVSUP Weapon Systems Support (NAVSUP WSS) in Philadelphia—the Navy's primary provider of logistics support for naval aviation and maritime weapon systems—this procurement likely supports fleet readiness for aircraft or related platforms.
Key facts
| Field | Value |
|---|---|
| Agency | Department of the Navy, NAVSUP Weapon Systems Support, Philadelphia |
| Notice type | Solicitation |
| Solicitation number | N0038325QD186 |
| NAICS | 336413 — Other Aircraft Parts and Auxiliary Equipment Manufacturing |
| Set-aside | None specified (full and open competition) |
| Response deadline | November 23, 2026 at 4:30 PM Eastern Time |
| Place of performance | see the solicitation |
Who can bid
This is an unrestricted solicitation with no small business set-aside indicated in the metadata. Any responsible offeror—large or small business—may submit a bid. However, manufacturers classified under NAICS 336413 (Other Aircraft Parts and Auxiliary Equipment Manufacturing) are the natural candidates.
Small businesses in this NAICS should note that competition will likely include established defense contractors. Firms without prior defense contracting experience should be prepared to demonstrate capabilities in aerospace manufacturing quality systems, such as AS9100 certification, and the capacity to meet military specification requirements. See the solicitation for any specific size standards, past performance requirements, or teaming arrangements that may affect eligibility.
How to put together a competitive bid
Understand the technical requirements: Heat exchangers for military aerospace use must typically conform to detailed Military Specifications (MIL-SPEC) or defense standards. See the solicitation for the exact technical data package, performance parameters, and material specifications. Request any applicable drawings or specifications through the contracting officer if not provided directly.
Quality systems and certifications: Aerospace heat exchanger manufacturers generally need AS9100 quality management certification and possibly Nadcap accreditation for special processes like welding or brazing. Verify whether the solicitation specifies particular quality certifications or supplier approval requirements.
Pricing strategy: Develop your cost buildup carefully. The government will likely evaluate on price and technical acceptability, or best value. For unrestricted solicitations, price competitiveness is critical. Consider your learning curve, scrap rates, and any non-recurring engineering costs if first article testing is required.
Past performance: Be prepared to document relevant experience manufacturing similar aerospace heat exchangers or thermal management components, especially for defense customers. See the solicitation for the precise past performance documentation required.
Proposal compliance: Follow the solicitation instructions exactly regarding format, certifications (including representations and certifications in SAM), and delivery schedule. Missing a required representation can disqualify an otherwise responsive offer.
Next steps
- Read the full solicitation on SAM.gov by searching solicitation number N0038325QD186
- Download all attachments, including specifications, drawings, and clauses—see the solicitation for what is included
- Note the deadline: Responses are due November 23, 2026, by 4:30 PM Eastern Time; late submissions are virtually never accepted
- Register in SAM.gov if not already active, and ensure your entity registration is current
- Submit questions to the contracting officer before any question deadline specified in the solicitation
- File your offer through the method specified in the solicitation (typically electronic submission through SAM.gov or assignd procurement platform)
View the official notice on SAM.gov →