Heat Exchanger, Air to Air, Aircra1660-01-684-6871
NSN 1660-01-684-6871 · NIIN 016846871 · Part number A6538980-100
Raytheon Company Dba Raytheon Co · FSC 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment · FSG 16 — Aircraft Components and Accessories · CAGE 4U884
Government record, cited
NSN 1660-01-684-6871 — this item is cataloged by the U.S. Government under National Stock Number 1660-01-684-6871. Manufacturer of record part number: A6538980-100.
Also searched as1660-01-684-6871 ·
1660016846871 ·
NIIN 016846871 ·
01-684-6871 ·
FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment · CAGE 4U884 · A6538980-100
Manufacturer of record: Raytheon Company Dba Raytheon Co
Identification
NSN: 1660-01-684-6871
NIIN: 016846871
FSC: 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
FSG: 16 — Aircraft Components and Accessories
Primary part number: A6538980-100
Manufacturer: Raytheon Company Dba Raytheon Co
General Description
The Heat Exchanger,air to Air,aircra, cataloged under National Stock Number 1660-01-684-6871, is classified within Federal Supply Class 1660 (Aircraft Air Conditioning, Heating, and Pressurizing Equipment) of the Aircraft Components and Accessories group. The manufacturer of record is Raytheon Company Dba Raytheon Co. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
1660-01-684-6871
Primary Part Number
A6538980-100
Item Name
Heat Exchanger,air to Air,aircra
FSC / FSG
1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
Other items in FSC 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1660-00-001-1693
DUCT ASSEMBLY,AIR CONDITIONING-H
1660-00-001-1754
BAFFLE,AIR
1660-00-001-2491
CAGE,BYPASS VALVE
1660-00-001-2493
1660-00-001-2493 · Item name not on file
1660-00-001-2496
CONTROL BOX,ELECTRICAL-ELECTRONI
1660-00-001-2497
1660-00-001-2497 · Item name not on file
1660-00-001-4130
1660-00-001-4130 · Item name not on file
1660-00-001-4479
CONTROLLER,AIR PRESSURE,AIRCRAFT
Frequently Asked Questions
What is NSN 1660-01-684-6871?
NSN 1660-01-684-6871 is a Heat Exchanger,air to Air,aircra, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
What part numbers are listed for NSN 1660-01-684-6871?
NSN 1660-01-684-6871 has 2 manufacturer part numbers on file: A6538980-100 (Raytheon Company Dba Raytheon Co), A6538980-100 (Raytheon Company Dba Raytheon Co).
What are the specifications of A6538980-100?
Key specifications for A6538980-100: Part Name Assigned by Controlling Agency: EXCHANGER, HEAT; End Item Identification: NON-HSP FIGHTER SUPPORT AIRCRAFT F/A-18. 0 specifications are documented in the U.S. Government catalog.
Is NSN 1660-01-684-6871 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
What is the DEMIL code for NSN 1660-01-684-6871?
NSN 1660-01-684-6871 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.