NSN 1660-01-490-4646 · NIIN 014904646 · Part number 23064901
Allison Transmission Inc Dba Allison Transmission, Inc · FSC 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment · FSG 16 — Aircraft Components and Accessories · CAGE 73342
Government record, cited
NSN 1660-01-490-4646 — this item is cataloged by the U.S. Government under National Stock Number 1660-01-490-4646. Manufacturer of record part number: 23064901.
Also searched as1660-01-490-4646 ·
1660014904646 ·
NIIN 014904646 ·
01-490-4646 ·
FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment · CAGE 73342 · 23064901
Nearby stock numbers← 1660-01-490-3775 Duct Assembly, Air Conditioning-H
·
1660-01-490-5137 Duct Assembly, Air Conditioning-H →
Features
Impeller Wheel,aircraft Cooling — FSC 1660
1 manufacturer part number on file
Manufacturer of record: Allison Transmission Inc Dba Allison Transmission, Inc
Identification
NSN: 1660-01-490-4646
NIIN: 014904646
FSC: 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
The Impeller Wheel,aircraft Cooling, cataloged under National Stock Number 1660-01-490-4646, 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 Allison Transmission Inc Dba Allison Transmission, 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
1660-01-490-4646
Primary Part Number
23064901
Item Name
Impeller Wheel,aircraft Cooling
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 1660-01-490-4646?
NSN 1660-01-490-4646 is a Impeller Wheel,aircraft Cooling, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
What part numbers are listed for NSN 1660-01-490-4646?
NSN 1660-01-490-4646 has 1 manufacturer part number on file: 23064901 (Allison Transmission Inc Dba Allison Transmission, Inc).
What are the specifications of 23064901?
Key specifications for 23064901: Part Name Assigned by Controlling Agency: WHEEL ASSEMBLY, COMPRESSOR. 0 specifications are documented in the U.S. Government catalog.
Is NSN 1660-01-490-4646 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 1660-01-490-4646?
NSN 1660-01-490-4646 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.