Heat Exchanger, Fluid to Fluid, Ai1660-01-661-0167
NSN 1660-01-661-0167 · NIIN 016610167 · Part number SCD00680
General Atomics Aeronautical Systems, Inc. · FSC 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment · FSG 16 — Aircraft Components and Accessories · CAGE 0YJB5
Government record, cited
NSN 1660-01-661-0167 — this item is cataloged by the U.S. Government under National Stock Number 1660-01-661-0167. Manufacturer of record part number: SCD00680.
Also searched as1660-01-661-0167 ·
1660016610167 ·
NIIN 016610167 ·
01-661-0167 ·
FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment · CAGE 0YJB5 · SCD00680
Manufacturer of record: General Atomics Aeronautical Systems, Inc.
Identification
NSN: 1660-01-661-0167
NIIN: 016610167
FSC: 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
FSG: 16 — Aircraft Components and Accessories
Primary part number: SCD00680
Manufacturer: General Atomics Aeronautical Systems, Inc.
General Description
The Heat Exchanger,fluid to Fluid,ai, cataloged under National Stock Number 1660-01-661-0167, 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 General Atomics Aeronautical Systems, Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
1660-01-661-0167
Primary Part Number
SCD00680
Item Name
Heat Exchanger,fluid to Fluid,ai
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 1660-01-661-0167?
NSN 1660-01-661-0167 is a Heat Exchanger,fluid to Fluid,ai, manufactured by General Atomics Aeronautical Systems, Inc., classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
What part numbers are listed for NSN 1660-01-661-0167?
NSN 1660-01-661-0167 has 1 manufacturer part number on file: SCD00680 (General Atomics Aeronautical Systems, Inc.).
What are the specifications of SCD00680?
Key specifications for SCD00680: Special Features: HEAT EXCHANGER, FUEL TO OIL,3KW; End Item Identification: MQ9 REAPER. 0 specifications are documented in the U.S. Government catalog.
Is NSN 1660-01-661-0167 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 1660-01-661-0167?
NSN 1660-01-661-0167 has DEMIL Code Q. 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.