# SAM #SPRRA1-26-R-0041 DLA Aviation aircraft heat exchanger IDIQ, NSN 1660-01-663-6692 **Buyer:** DLA AVIATION AT HUNTSVILLE, AL **Posted:** October 01, 2026 **Identifier:** SPRRA1-26-R-0041 **NAICS:** 336413, 332410 DLA Aviation’s notice and attached justification concern a limited-source procurement for aircraft heat exchangers under a five-year IDIQ. - **Agency and procurement:** Defense Logistics Agency (DLA), DLA Aviation. The attachment describes a five-year indefinite-delivery/indefinite-quantity (IDIQ) acquisition; no option years or calendar start/end dates are provided. - **Requirement:** Aircraft heat exchanger, NSN 1660-01-663-6692, with a minimum order quantity of 25 and a maximum of 125 units. - **Part-number discrepancy:** The attachment identifies approved part number 145PS150-9. The initial award notice lists A01 A0-901-0 for the same NSN; the provided information does not explain the difference. - **Competition and sourcing:** The acquisition is described as limited-source because technical data is unavailable. Davis, W.R. Engineering Limited, and Boeing Company are identified as known or approved sources. A sources-sought notice reportedly received no responses. - **Notice-status context:** The initial release labels the notice an award and gives award number SPRRA1-26-D-A001 and delivery order number SPRRA1-26-F-A007, but does not identify the awardee. The attachment instead describes an upcoming or planned solicitation; the supplied materials do not reconcile these status details. - **Value and delivery details:** No contract value, delivery schedule, or specific performance dates are provided. ### Description

HEAT EXCHANGER, AIRT NSN 1660-01-663-6692, P/N: VPN: A01 A0-901-0. THIS APPROVED PART NUMBER AND AVAIIABLE FROM SOURCES. DAVIS. WR ENGINEERING LB.LIMITED AND BOEING COMPANY. JUSTIFICATION FOR OTHER THAN FULL AND OPEN COMPETITION FOR SOLE SOURCE OR LIMITED COMPETITION IS HEREBY ATTACHED

[View original listing](https://sam.gov/opp/fab804c85b7345e58984c0a443d96284/view)