The Housing,antifriction Bearing,air, cataloged under National Stock Number 2840-00-015-8540, 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 5 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-00-015-8540 |
| Primary Part Number | 6846935 |
| Item Name | Housing,antifriction Bearing,air |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Rolls-Royce Corporation |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Material Document and Classification | AMS5643 ASSN STD SINGLE MATERIAL RESPONSE HOUSING |
| Diameter | 5.215 INCHES MINIMUM AND 5.225 INCHES MAXIMUM IN |
| Engine Section Location | TURBINE |
| Material | STEEL HOUSING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 6846935 PRIMARY | Rolls-Royce Corporation (USA) |
| 6846935 | Pacific Sky Supply, Inc. Dba Pacific Sky Supply Inc (USA) |
| 6846935 | General Motors Corp (USA) |
| Reference | Meaning |
|---|---|
| 6846935 | 5/9 Secondary reference Allison Transmission Inc Dba Allison Transmission, Inc |
NSN 2840-00-015-8540 is a Housing,antifriction Bearing,air, manufactured by Rolls-Royce Corporation, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-00-015-8540 has 3 manufacturer part numbers on file: 6846935 (Rolls-Royce Corporation), 6846935 (Pacific Sky Supply, Inc. Dba Pacific Sky Supply Inc), 6846935 (General Motors Corp).
Key specifications for 6846935: Criticality Code Justification: AGAV; Material Document and Classification: AMS5643 ASSN STD SINGLE MATERIAL RESPONSE HOUSING; Diameter: 5.215 INCHES MINIMUM AND 5.225 INCHES MAXIMUM IN; Overall Length: 3.164 INCHES NOMINAL IN. 5 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 2840-00-015-8540 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.