The Spacer,turbine Rotor,aircraft Ga, cataloged under National Stock Number 2840-00-012-7055, 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 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 2840-00-012-7055 |
| Primary Part Number | 6844794 |
| Item Name | Spacer,turbine Rotor,aircraft Ga |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Rolls-Royce Corporation |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Outside Diameter | 11.672 INCHES MINIMUM AND 11.678 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 6844794 PRIMARY | Rolls-Royce Corporation (USA) |
| Reference | Meaning |
|---|---|
| 6844794 | 5/9 Secondary reference General Motors Corp |
| 6844794 | 5/9 Secondary reference Allison Transmission Inc Dba Allison Transmission, Inc |
NSN 2840-00-012-7055 is a Spacer,turbine Rotor,aircraft Ga, manufactured by Rolls-Royce Corporation, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-00-012-7055 has 1 manufacturer part number on file: 6844794 (Rolls-Royce Corporation).
Key specifications for 6844794: Criticality Code Justification: AGAV; Overall Length: 1.433 INCHES MINIMUM AND 1.435 INCHES MAXIMUM IN; Outside Diameter: 11.672 INCHES MINIMUM AND 11.678 INCHES MAXIMUM IN; End Item Identification: T56 ENG. 2 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.
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.