NSN: 1660013310068 heat exchanger, air

The Defense Logistics Agency Aviation is soliciting quotations for a heat exchanger air-to-air assembly, NSN 1660-01-331-0068, with quotations due October 1, 2026. The estimated value does not exceed the simplified acquisition threshold, and this is not a set-aside procurement.

Place of performance is the United States. The item must be new manufacture only; surplus items will not be considered. One unit is required with delivery on or before December 31, 2026, FOB origin with accelerated and consolidated deliveries acceptable. The heat exchanger is designed to cool jet engine bleed air and manufactured from aluminum alloy and other metals. Two manufacturer options are specified: manufacturer 70210, part number L8742918-1, and manufacturer 73030, part number 764967-7.

The procurement requires compliance with ISO 9001-2015 quality assurance standards, origin inspection and acceptance, and receiving report procedures. The item is subject to Foreign Military Sales Case LO-D-QAF and requires Unique Item Identification marking. Prices must be held firm for 30 days. Clause 252.211-7003 applies if the per-unit quoted price is $5,000 or greater. Distributors and dealers must provide cost data and analysis of reasonableness per FAR 15.404-3. The NAICS code is 336413, Other Aircraft Parts and Auxiliary Equipment Manufacturing, with a small business size standard of 1,250 employees. Evaluation prioritizes price or cost followed by technical factors, with all non-cost factors combined being significantly less important than cost. Special packaging instructions per MIL-STD-2073-1C Level A apply, with packaged dimensions of 31 inches length by 30.5 inches width by 20 inches depth and weight of 90 pounds.