The Adapter,splined Com, cataloged under National Stock Number 2840-01-166-9058, 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 Boeing Distribution, Inc.. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Adapter,splined Com |
| FSC / FSG | 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components (FSG 28) |
| Manufacturers | Boeing Distribution, Inc. (CAGE 22819); Rolls-Royce Corporation (CAGE 63005) |
| Parameter | Value |
|---|---|
| NSN | 2840-01-166-9058 |
| Primary Part Number | E23005271 |
| Item Name | Adapter,splined Com |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Boeing Distribution, Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| E23005271 PRIMARY | Boeing Distribution, Inc. (USA) |
| 23005271 PRIMARY | Rolls-Royce Corporation (USA) |
| Reference | Meaning |
|---|---|
| 23005271 | 1/2 Source control — Government-approved source U.S. Government activity |
| E23005271 | C/1 Advisory reference — outside the item-of-supply concept Extex Engineered Products Inc Dba Timken Aerospace Services |
| E23005271 | 5/9 Secondary reference Extex, Ltd. |
NSN 2840-01-166-9058 is a Adapter,splined Com, manufactured by Boeing Distribution, Inc., classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-01-166-9058 has 2 manufacturer part numbers on file: E23005271 (Boeing Distribution, Inc.), 23005271 (Rolls-Royce Corporation).
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 2840-01-166-9058 has DEMIL Code D. 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.