The Turbine Wheel,aircraft Cooling T, cataloged under National Stock Number 1660-01-280-1020, 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 Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Turbine Wheel,aircraft Cooling T |
| FSC / FSG | 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment (FSG 16) |
| Manufacturers | Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (CAGE 61208); Marine & Industrial Transmissions Ltd (CAGE U2621) |
| Parameter | Value |
|---|---|
| NSN | 1660-01-280-1020 |
| Primary Part Number | X-208170-A |
| Item Name | Turbine Wheel,aircraft Cooling T |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| X-208170-A PRIMARY | Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA) |
| X-208170-A | Marine & Industrial Transmissions Ltd (GBR) |
| Reference | Meaning |
|---|---|
| X-208170-A | 5/9 Secondary reference Twin Disc International S a |
NSN 1660-01-280-1020 is a Turbine Wheel,aircraft Cooling T, manufactured by Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-01-280-1020 has 2 manufacturer part numbers on file: X-208170-A (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic), X-208170-A (Marine & Industrial Transmissions Ltd).
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 1660-01-280-1020 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.