NSN 1660-01-334-6421 · NIIN 013346421 · Part number 2204106-5
Honeywell International Inc. Div Aerospace - Torrance · FSC 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment · FSG 16 — Aircraft Components and Accessories · CAGE 70210
Government record, cited
NSN 1660-01-334-6421 — this item is cataloged by the U.S. Government under National Stock Number 1660-01-334-6421. Manufacturer of record part number: 2204106-5.
Also searched as1660-01-334-6421 ·
1660013346421 ·
NIIN 013346421 ·
01-334-6421 ·
FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment · CAGE 70210 · 2204106-5
Manufacturer of record: Honeywell International Inc. Div Aerospace - Torrance
Identification
NSN: 1660-01-334-6421
NIIN: 013346421
FSC: 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
FSG: 16 — Aircraft Components and Accessories
Primary part number: 2204106-5
Manufacturer: Honeywell International Inc. Div Aerospace - Torrance
General Description
The Impeller Wheel,aircraft Cooling, cataloged under National Stock Number 1660-01-334-6421, 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 Honeywell International Inc. Div Aerospace - Torrance. Government technical data includes 1 specification, cited from the U.S. Government catalog. 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
1660-01-334-6421
Primary Part Number
2204106-5
Item Name
Impeller Wheel,aircraft Cooling
FSC / FSG
1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
Manufacturer
Honeywell International Inc. Div Aerospace - Torrance
Honeywell International Inc. Div Aerospace - Torrance (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.
1660-00-006-4472
FLANGE,VALVE BODY
1660-00-009-5646
ADAPTER ASSEMBLY,BELLOWS
1660-00-019-8389
1660-00-019-8389 · Item name not on file
1660-00-019-8399
1660-00-019-8399 · Item name not on file
1660-00-031-5285
1660-00-031-5285 · Item name not on file
1660-00-302-4390
PISTON,REGULATING V
1660-00-441-0575
PISTON
1660-01-601-0729
ETHERNET SWITCH
Frequently Asked Questions
What is NSN 1660-01-334-6421?
NSN 1660-01-334-6421 is a Impeller Wheel,aircraft Cooling, manufactured by Honeywell International Inc. Div Aerospace - Torrance, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
What part numbers are listed for NSN 1660-01-334-6421?
NSN 1660-01-334-6421 has 2 manufacturer part numbers on file: 2204106-5 (Aerokool Aviation Corp Dba Aero Kool Aviation), 2204106-5 (Honeywell International Inc. Div Aerospace - Torrance).
What are the specifications of 2204106-5?
Key specifications for 2204106-5: End Item Identification: TURBINE,ACFT COOLING P/N2204520-2-1; Material: TITANIUM OVERALL. 1 specification is documented in the U.S. Government catalog.
Is NSN 1660-01-334-6421 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 1660-01-334-6421?
NSN 1660-01-334-6421 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.