The Shield,heat,aircraft Gas Turbine, cataloged under National Stock Number 2840-00-252-7297, is classified within Federal Supply Class 2840 (Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Ruetschi and Co. Ag. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Shield,heat,aircraft Gas Turbine |
| FSC / FSG | 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components (FSG 28) |
| Manufacturers | Ruetschi and Co. Ag (CAGE S0421); Tokyo Judoi Kogyo K.k. (CAGE JA269) |
| Parameter | Value |
|---|---|
| NSN | 2840-00-252-7297 |
| Primary Part Number | 667089 |
| Item Name | Shield,heat,aircraft Gas Turbine |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Ruetschi and Co. Ag |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 667089 | Ruetschi and Co. Ag (CHE) |
| 667089 | Tokyo Judoi Kogyo K.k. (JPN) |
| Reference | Meaning |
|---|---|
| 667089 | 5/9 Secondary reference Component Mfg Service Inc |
| 667089 | 5/9 Secondary reference Tokyo Judogi Kogyo Co. |
| 667089 | 3/2 Design control — primary reference U.S. Government activity |
| 667089 | 5/9 Secondary reference Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
NSN 2840-00-252-7297 is a Shield,heat,aircraft Gas Turbine, manufactured by Ruetschi and Co. Ag, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-00-252-7297 has 2 manufacturer part numbers on file: 667089 (Ruetschi and Co. Ag), 667089 (Tokyo Judoi Kogyo K.k.).
1 possible match (shared part number, not a government interchangeability claim): 3040-01-093-6469. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.