Rotor, Turbine, Aircraft Gas Turbi2840-01-166-9055
NSN 2840-01-166-9055 · NIIN 011669055 · Part number 6898663
Allison Transmission Inc Dba Allison Transmission, Inc · FSC 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components · FSG 28 — Engines, Turbines, and Components · CAGE 73342
Government record, cited
NSN 2840-01-166-9055 — this item is cataloged by the U.S. Government under National Stock Number 2840-01-166-9055. Manufacturer of record part number: 6898663.
Also searched as2840-01-166-9055 ·
2840011669055 ·
NIIN 011669055 ·
01-166-9055 ·
FSC 2840 Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components · CAGE 73342 · 6898663
Nearby stock numbers← 2840-01-166-9054 Rotor, Turbine, Aircraft Gas Turbi
·
2840-01-166-9056 Housing Assembly Ge →
Features
Rotor,turbine,aircraft Gas Turbi — FSC 2840
Criticality Code Justification: FEAT
1 manufacturer part number on file
Manufacturer of record: Allison Transmission Inc Dba Allison Transmission, Inc
Identification
NSN: 2840-01-166-9055
NIIN: 011669055
FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
The Rotor,turbine,aircraft Gas Turbi, cataloged under National Stock Number 2840-01-166-9055, 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 Allison Transmission Inc Dba Allison Transmission, Inc. Government technical data includes 1 specification, 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. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
2840-01-166-9055
Primary Part Number
6898663
Item Name
Rotor,turbine,aircraft Gas Turbi
FSC / FSG
2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
Other items in FSC 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2840-00-000-0048
ENGINE,AIRCRAFT,TURBO-SHAFT
2840-00-000-0049
MODIFICATION KIT,ENGINE
2840-00-001-1741
CASE AND NOZZLE ASSEMBLY,TURBINE
2840-00-001-1743
2840-00-001-1743 · Item name not on file
2840-00-001-2117
2840-00-001-2117 · Item name not on file
2840-00-001-2284
2840-00-001-2284 · Item name not on file
2840-00-001-3922
2840-00-001-3922 · Item name not on file
2840-00-001-4903
SEAL,AIR,AIRCRAFT GAS TURBINE EN
Frequently Asked Questions
What is NSN 2840-01-166-9055?
NSN 2840-01-166-9055 is a Rotor,turbine,aircraft Gas Turbi, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
What part numbers are listed for NSN 2840-01-166-9055?
NSN 2840-01-166-9055 has 1 manufacturer part number on file: 6898663 (Allison Transmission Inc Dba Allison Transmission, Inc).
What are the specifications of 6898663?
Key specifications for 6898663: Criticality Code Justification: FEAT; Special Features: AN ITEM THAT IS DESIGNED TO RECEIVE THE LATENT ENERGY OF COMBUSTION GAS.THE ITEM CONSIST OF A DISK OR DISKS. FLIGHT SAFETY CRITICAL AIRCRAFT PART; End Item Identification: OH-58D SERIES TURBINE ENGINE. 1 specification is documented in the U.S. Government catalog.
Is NSN 2840-01-166-9055 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
What is the DEMIL code for NSN 2840-01-166-9055?
NSN 2840-01-166-9055 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.