National Item Identification Number

00-402-8898
004028898
1660-00-402-8898
1660004028898

National Stock Number

Item Name

HEAT EXCHANGER,AIR TO AIR,AIRCRAFT

Federal Supply Class

1660

Description

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.

Commercial and Government Entity Code (Supplier Data)

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70210

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Reference Numbers (Part Numbers)

184810-2-1

Required Categories

SPECIAL FEATURES
III SUPPLEMENTARY FEATURES
III END ITEM IDENTIFICATION
THE M

Required Description

T.O. 15A4-57-3
CONSIST OF: COOLER ASSY
INSERT
PLUG ASSY
SCREW
NAMEPLATE
C-