The Disk and Hub,compressor,aircraft, cataloged under National Stock Number 2840-01-122-1887, 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 Rolls-Royce Corporation. Government technical data includes 4 specifications, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-01-122-1887 |
| Primary Part Number | 23002949 |
| Item Name | Disk and Hub,compressor,aircraft |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Rolls-Royce Corporation |
| Status | ACTIVE |
| Design Type | AXIAL COMPRESSOR |
| Criticality Code Justification | AGAV |
| Diameter | 13.357 INCHES MINIMUM AND 13.367 INCHES MAXIMUM IN |
| Engine Section Location | COMPRESSOR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 23002949 PRIMARY | Rolls-Royce Corporation (USA) |
| Reference | Meaning |
|---|---|
| 23002949 | 5/9 Secondary reference Allison Transmission Inc Dba Allison Transmission, Inc |
| 6866244 | 5/9 Secondary reference Allison Transmission Inc Dba Allison Transmission, Inc |
NSN 2840-01-122-1887 is a Disk and Hub,compressor,aircraft, manufactured by Rolls-Royce Corporation, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-01-122-1887 has 1 manufacturer part number on file: 23002949 (Rolls-Royce Corporation).
Key specifications for 23002949: Design Type: AXIAL COMPRESSOR; Criticality Code Justification: AGAV; Diameter: 13.357 INCHES MINIMUM AND 13.367 INCHES MAXIMUM IN; Overall Length: 5.052 INCHES MINIMUM AND 5.503 INCHES MAXIMUM IN. 4 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 2840-01-122-1887 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.