The Case,diffuser,aircraft Gas Turbi, cataloged under National Stock Number 2840-01-381-1180, 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 Rtx Corporation Div Pratt & Whitney. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-01-381-1180 |
| Primary Part Number | 4081029 |
| Item Name | Case,diffuser,aircraft Gas Turbi |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Rtx Corporation Div Pratt & Whitney |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 4081029 PRIMARY | Rtx Corporation Div Pratt & Whitney (USA) |
NSN 2840-01-381-1180 is a Case,diffuser,aircraft Gas Turbi, manufactured by Rtx Corporation Div Pratt & Whitney, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-01-381-1180 has 1 manufacturer part number on file: 4081029 (Rtx Corporation Div Pratt & Whitney).
Key specifications for 4081029: Criticality Code Justification: AGAV; Special Features: ILC UPGRADED; 5/6 PIECE WELDED RING SKIRT; NEW DESIGN TUBE W/BRACKET INSTALLED; MODIFIED FROM PN 4079924 AND PN 4080974; CMO INSPECTED; EXTENDED LIFE CYCLE HOURS 16,000; End Item Identification: F100-PW100/200/220/220E AIRCRAFT ENGINES. 1 specification is 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 2840-01-381-1180 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.