Product Details | AIRCRAFT AIR TO AIR HEAT EXCHANGER

1660-01-464-8900 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: 123SCEC517211, 123SCEC5172-11, 2341318-1-1, 2341318-2-1, 1660-01-464-8900, 01-464-8900, 1660014648900, 014648900, 234131811, 234131821

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

Supply Group (FSG) NSN Assign. NIIN
16 13 MAY 1999 01-464-8900

Demand History | NSN 1660-01-464-8900

Part Number Request Date QTY Origin
1660-01-464-8900 2024-06-03 5 Taiwan
1660-01-464-8900 2024-05-19 5 Taiwan
1660-01-464-8900 2024-01-18 1 Taiwan
2341318-2-1 2022-12-28 0
1660-01-464-8900 2022-12-27 0 NECO
2341318-2-1 2022-10-05 0
1660-01-464-8900 2022-10-04 0 NECO
1660-01-464-8900 2022-10-04 0 NECO
1660-01-464-8900 2021-12-28 0 NECO
1660-01-464-8900 2020-12-17 0 NECO
2341318-2-1 2020-11-10 0
1660-01-464-8900 2020-11-07 0 NECO
234131811 2020-10-19 1 TW
1660-01-464-8900 2020-09-30 1 Hong Kong
2341318-2-1 2020-01-16 1
1660-01-464-8900 2020-01-15 1 NECO
2341318-2-1 2020-01-03 1
1660-01-464-8900 2020-01-01 1 NECO
2341318-2-1 2020-01-01 2
1660-01-464-8900 2019-12-31 2 NECO
2341318-2-1 2019-05-15 1
1660-01-464-8900 2019-05-14 1 NECO
1660014648900 2019-02-04 1 US
2341318-2-1 2018-10-16 4
1660-01-464-8900 2018-10-13 4 NECO
2341318-2-1 2018-09-04 3
1660-01-464-8900 2018-09-01 3 NECO
2341318-2-1 2017-11-01 2
1660-01-464-8900 2017-10-31 2 NECO
2341318-2-1 2015-10-15 2
1660-01-464-8900 2015-10-14 2 NECO
1660-01-464-8900 2015-04-08 3 US
2341318-2-1 2014-01-17 2
1660-01-464-8900 2014-01-16 2 NECO
2341318-2-1 2013-02-03 4
1660-01-464-8900 2013-02-02 4 NECO
2341318-2-1 2012-04-06 1
1660-01-464-8900 2012-04-05 1 NECO
2341318-2-1 2012-02-29 4
1660-01-464-8900 2012-02-28 4 NECO

Cross Reference | NSN 1660-01-464-8900

Part Number Cage Code Manufacturer
123SCEC5172-11 26512 NORTHROP GRUMMAN SYSTEMS CORPORATION DIV NORTHROP GRUMMAN AEROSPACE
2341318-1-1 70210 HONEYWELL INTERNATIONAL INC. DBA HONEYWELL
2341318-2-1 70210 HONEYWELL INTERNATIONAL INC. DBA HONEYWELL

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Technical Data | NSN 1660-01-464-8900

Characteristic Specifications
SPECIAL FEATURES NAVYI HEAT EXCHANGER,AIR
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS AS DIFFERENTIATED BY SOURCE CONTROL DRAWING
III END ITEM IDENTIFICATION E-2C ITEM
MANUFACTURERS CODE 26512
MFR SOURCE CONTROLLING REFERENCE 123SCEC5172-11
MANUFACTURERS CODE 70210
DESIGN CONTROL REFERENCE 2341318-2-1

Restrictions/Controls & Freight Information | NSN 1660-01-464-8900

Category Code Description
Shelf-Life Code:0Nondeteriorative
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:BMunitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.)
Controlled Inventory Item Code:UUNCLASSIFIED
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
NMF Description 103300 INSULATING MATERIAL NOI
Less than car load rating W Rating Variable
Less than truck load rating W Rating Variable
Water commodity Code 671 unknown
Originating Activity Code KE Naval ICP
Philadelphia, PA 19111
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 1660-01-464-8900

Category Code Description
Cognizance Codes7RAeronautical Depot Level Repairable Spares
Naval Inventory Control Point, Philadelphia
Special Material IDEESPECIAL ELECTRONICAIRCRAFT(E2C)
Issue Repair, or RequisitionARRepairable item subject to centrally managed rework program at designated sites. Mandatory turn-in of item required except when initial issue or replacement of surveyed item is involved.
Special Material Content9 Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions
Source of SupplyNRPNAVICP-ERP
700 Robbins Avenue
Philadelphia, PA 19111-5098
AgencyDNDepartment of the Navy
Service OrganizationLLead Service - 22 (Repairable)
ReparabilityHDepot Level Reparable
Acquisition Advice CodesCSERVICE/AGENCY-MANAGED (Service/Agency use only.) # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by individual Services supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative