NSN 1660-00-273-8669

Part Details | AIRCRAFT AIR TO AIR HEAT EXCHANGER

1660-00-273-8669 A heat transfer device designed to lower compressed air temperature to an acceptable level by passing it through tubes and flowing ducted ram air over the tubes, heat of the compressed air is transferred to the ram air reducing the temperature. Consists of a sheet metal housing with ram air connection(s) with or without ducts, a tubular type core, inlet and outlet ports. May contain a shutoff valve. Normally used in aircraft air conditioning and/or air induction systems.

Alternate Parts: 18932031, 189320-3-1, 1660-00-273-8669, 00-273-8669, 1660002738669, 002738669

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
16JUL 30, 197300-273-866961419 ( HEAT EXCHANGER, AIR TO AIR, AIRCRAFT )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 1660-00-273-8669
Part Number Cage Code Manufacturer
189320-3-170210HONEYWELL INTERNATIONAL INC.DBA HONEYWELL
Technical Data | NSN 1660-00-273-8669
Characteristic Specifications
SPECIAL FEATURESPROOF PRESSURE 154 PSIG AT 1160 DEG F,BURST PRESSURE 210 PSIG AT 1160 DEG F BLEED AIR,PROOF PRESSURE 35 PSIG AT 350 DEG F,BURST PRESSURE 58.5 PSIG AT 350 DEG F COOLING AIR