Product Details | AIRCRAFT AIR TO AIR HEAT EXCHANGER

1660-01-420-4004 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.

Part Alternates: MODEL RWWEX-10, MODELRWWEX10, 1660-01-420-4004, 01-420-4004, 1660014204004, 014204004

Aircraft Components and Accessories | Aircraft Air Conditioning, Heating, and Pressurizing Equipment

Supply Group (FSG) NSN Assign. NIIN
16 16 OCT 1995 01-420-4004

Cross Reference | NSN 1660-01-420-4004

Part Number Cage Code Manufacturer
MODEL RWWEX-10 35776 LEPEL CORPORATION

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Technical Data | NSN 1660-01-420-4004

Characteristic Specifications
NOMINAL CAPACITY IN BTU PER HOUR 51225.0 HEATING
HEATER WATTAGE RATING IN KILOWATTS 15.0
COOLING MEDIUM WATER
CONNECTION TYPE PIPE

Restrictions/Controls & Freight Information | NSN 1660-01-420-4004

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
No Freight Information