The Impeller Wheel,aircraft Cooling, cataloged under National Stock Number 1660-01-502-2201, 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 Rolls-Royce Corporation. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1660-01-502-2201 |
| Primary Part Number | 23071264 |
| Item Name | Impeller Wheel,aircraft Cooling |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | Rolls-Royce Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 23071264 PRIMARY | Rolls-Royce Corporation (USA) |
NSN 1660-01-502-2201 is a Impeller Wheel,aircraft Cooling, manufactured by Rolls-Royce Corporation, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-01-502-2201 has 1 manufacturer part number on file: 23071264 (Rolls-Royce Corporation).
1 possible match (shared part number, not a government interchangeability claim): 2840-01-506-2228. Verify interchangeability with system specifications before substitution.
Key specifications for 23071264: End Item Identification: USED ON AIRCRAFT GAS TURBINE ENGINE MODELS AE2100A AND C; AE2100D2 AND D3 AND J; AE3007A AND C AND H; AE1107 9TH STAGE COMPRESSOR. 0 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 1660-01-502-2201 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.