PartsTable TECHNICAL DATA SHEET
NSN 1660-01-313-9912Government record, cited

Heat Exchanger, Air to Air, Aircra1660-01-313-9912

NSN 1660-01-313-9912 · NIIN 013139912 · Part number 426562-3
L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products · FSC 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment · FSG 16 — Aircraft Components and Accessories · CAGE 00752
Government record, cited
NSN 1660-01-313-9912 — this item is cataloged by the U.S. Government under National Stock Number 1660-01-313-9912. Manufacturer of record part number: 426562-3.
Also searched as  1660-01-313-9912 · 1660013139912 · NIIN 013139912 · 01-313-9912 · FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment · CAGE 00752 · 426562-3
Nearby stock numbers  ·
Features
  • Heat Exchanger,air to Air,aircra — FSC 1660
  • 2 manufacturer part numbers on file
  • Manufacturer of record: L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products
Identification
  • NSN: 1660-01-313-9912
  • NIIN: 013139912
  • FSC: 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
  • FSG: 16 — Aircraft Components and Accessories
  • Primary part number: 426562-3
  • Manufacturer: L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products
General Description

The Heat Exchanger,air to Air,aircra, cataloged under National Stock Number 1660-01-313-9912, 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 L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products. 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
ParameterValue
NSN1660-01-313-9912
Primary Part Number426562-3
Item NameHeat Exchanger,air to Air,aircra
FSC / FSG1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
ManufacturerL3harris Technologies, Inc. Dba Harris Corp Div Antenna Products
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL B — Remove Demilitarization Key Points
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
426562-3 PRIMARY L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products (USA)
426562-3 Ametek Thermal Systems Inc (USA)
No interchangeability data on file.
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 1660-01-313-9912?

NSN 1660-01-313-9912 is a Heat Exchanger,air to Air,aircra, manufactured by L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.

What part numbers are listed for NSN 1660-01-313-9912?

NSN 1660-01-313-9912 has 2 manufacturer part numbers on file: 426562-3 (L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products), 426562-3 (Ametek Thermal Systems Inc).

What are the specifications of 426562-3?

Key specifications for 426562-3: Overall Width: 12.157 INCHES MINIMUM AND 12.217 INCHES MAXIMUM IN; Special Features: ALUM. ALLOY;39.062 IN. NOM O/A LG;LEFT HAND IN. 0 specifications are documented in the U.S. Government catalog.

Is NSN 1660-01-313-9912 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 1660-01-313-9912?

NSN 1660-01-313-9912 has DEMIL Code B. 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.
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