NSN 2840-01-464-8795 · NIIN 014648795 · Part number 901-025-321-189
The Boeing Company · FSC 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components · FSG 28 — Engines, Turbines, and Components · CAGE 77272
Government record, cited
NSN 2840-01-464-8795 — this item is cataloged by the U.S. Government under National Stock Number 2840-01-464-8795. Manufacturer of record part number: 901-025-321-189.
Also searched as2840-01-464-8795 ·
2840014648795 ·
NIIN 014648795 ·
01-464-8795 ·
FSC 2840 Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components · CAGE 77272 · 901-025-321-189
Nearby stock numbers← 2840-01-464-8708 Rotor, Compressor, Aircraft Gas Tu
·
2840-01-464-9187 Frame, Front, Aircraft Gas Turbine Engine →
Features
Flapper Duct — FSC 2840
Criticality Code Justification: AGAV
1 manufacturer part number on file
Manufacturer of record: The Boeing Company
Identification
NSN: 2840-01-464-8795
NIIN: 014648795
FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
FSG: 28 — Engines, Turbines, and Components
Primary part number: 901-025-321-189
Manufacturer: The Boeing Company
General Description
The Flapper Duct, cataloged under National Stock Number 2840-01-464-8795, 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 The Boeing Company. 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
2840-01-464-8795
Primary Part Number
901-025-321-189
Item Name
Flapper Duct
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.
2840-00-004-4242
2840-00-004-4242 · Item name not on file
2840-00-021-4702
PLATE,RETAINING,TUB
2840-00-043-0981
BRACKET ASSEMBLY,TUBING
2840-00-043-0982
BRACKET ASSEMBLY,TUBING
2840-00-048-5261
2840-00-048-5261 · Item name not on file
2840-00-407-9165
DIPSTICK,ENGINE
2840-01-171-0875
SEAL,FUEL
2840-01-171-0875
SEAL,FUEL
Frequently Asked Questions
What is NSN 2840-01-464-8795?
NSN 2840-01-464-8795 is a Flapper Duct, manufactured by The Boeing Company, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
What part numbers are listed for NSN 2840-01-464-8795?
NSN 2840-01-464-8795 has 1 manufacturer part number on file: 901-025-321-189 (The Boeing Company).
What are the specifications of 901-025-321-189?
Key specifications for 901-025-321-189: Criticality Code Justification: AGAV; End Item Identification: V22 AIRCRAFT. 1 specification is documented in the U.S. Government catalog.
Is NSN 2840-01-464-8795 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 2840-01-464-8795?
NSN 2840-01-464-8795 has DEMIL Code Q. 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.