The Arm,compressor Stator,turbine En, cataloged under National Stock Number 2840-01-373-0266, 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 Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-01-373-0266 |
| Primary Part Number | 4079506 |
| Item Name | Arm,compressor Stator,turbine En |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| General Characteristics Item Description | REAR COMPRESSOR; SYNCHRONIZING ASSY |
| Criticality Code Justification | AGAV |
| Nuclear Hardness Critical Feature | HARDENED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | E |
| Part Number | Manufacturer |
|---|---|
| 4079506 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 4079502 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| 2840PL0711216 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 4079528 | 5/1 Secondary reference Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
NSN 2840-01-373-0266 is a Arm,compressor Stator,turbine En, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-01-373-0266 has 2 manufacturer part numbers on file: 4079506 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 4079502 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for 4079506: General Characteristics Item Description: REAR COMPRESSOR; SYNCHRONIZING ASSY; Criticality Code Justification: AGAV; End Item Identification: F100-229; Nuclear Hardness Critical Feature: HARDENED. 3 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 2840-01-373-0266 has DEMIL Code Q. 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.