HEAT INTERCHANGER Inactive Notice ID:SPE4A521C0031 POST J & A FOR SOLICITATION SPE4A521R0119. Department/Ind.Agency Subtier Office DEPT OF DEFENSE DEFENSE LOGISTICS AGENCY (DLA) DLA AVIATION NAICS 333415 - Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing PSC REFRIGERATION & AIR CONDITION COMP Data sourced from SAM.gov. View Official Posting »