NSN 1660-01-296-4975 · NIIN 012964975 · Part number 84-31574-001
Raytheon E-Systems, Inc · FSC 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment · FSG 16 — Aircraft Components and Accessories · CAGE 33875
Government record, cited
NSN 1660-01-296-4975 — this item is cataloged by the U.S. Government under National Stock Number 1660-01-296-4975. Manufacturer of record part number: 84-31574-001.
Also searched as1660-01-296-4975 ·
1660012964975 ·
NIIN 012964975 ·
01-296-4975 ·
FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment · CAGE 33875 · 84-31574-001
Nearby stock numbers← 1660-01-296-4974 Control Assembly, Cooling
·
1660-01-296-6171 Heat Exchanger, Air to Air, Aircra →
Features
Evaporator Assembly — FSC 1660
FSC Application Data: ACFT COOLING SYSTEM
General Characteristics Item Description: REMOTE CONTROL VALVE; MAJOR COMPONENTS: 9 TUBE ASSY; 1 REDUCER; 3 VALVE; 1 SIGHT GLASS; 1 FILTER DRIER; 1 ENCLOSURE
1 manufacturer part number on file
Manufacturer of record: Raytheon E-Systems, Inc
Identification
NSN: 1660-01-296-4975
NIIN: 012964975
FSC: 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
FSG: 16 — Aircraft Components and Accessories
Primary part number: 84-31574-001
Manufacturer: Raytheon E-Systems, Inc
General Description
The Evaporator Assembly, cataloged under National Stock Number 1660-01-296-4975, 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 E-Systems, Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 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
1660-01-296-4975
Primary Part Number
84-31574-001
Item Name
Evaporator Assembly
FSC / FSG
1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
Manufacturer
Raytheon E-Systems, Inc
Status
ACTIVE
FSC Application Data
ACFT COOLING SYSTEM
General Characteristics Item Description
REMOTE CONTROL VALVE; MAJOR COMPONENTS: 9 TUBE ASSY; 1 REDUCER; 3 VALVE; 1 SIGHT GLASS; 1 FILTER DRIER; 1 ENCLOSURE
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 1660-01-296-4975?
NSN 1660-01-296-4975 is a Evaporator Assembly, manufactured by Raytheon E-Systems, Inc, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
What part numbers are listed for NSN 1660-01-296-4975?
NSN 1660-01-296-4975 has 1 manufacturer part number on file: 84-31574-001 (Raytheon E-Systems, Inc).
What are the specifications of 84-31574-001?
Key specifications for 84-31574-001: FSC Application Data: ACFT COOLING SYSTEM; General Characteristics Item Description: REMOTE CONTROL VALVE; MAJOR COMPONENTS: 9 TUBE ASSY; 1 REDUCER; 3 VALVE; 1 SIGHT GLASS; 1 FILTER DRIER; 1 ENCLOSURE; End Item Identification: EC-135 AIRCRAFT. 2 specifications are documented in the U.S. Government catalog.
Is NSN 1660-01-296-4975 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 1660-01-296-4975?
NSN 1660-01-296-4975 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.