PartsTable TECHNICAL DATA SHEET
NSN 2840-01-145-2216Government record, cited

Patch, Duct2840-01-145-2216

NSN 2840-01-145-2216 · NIIN 011452216 · Part number 4056395
Paradigm Manchester Inc. Dba Pursuit Aerospace · FSC 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components · FSG 28 — Engines, Turbines, and Components · CAGE 1J4P3
Government record, cited
NSN 2840-01-145-2216 — this item is cataloged by the U.S. Government under National Stock Number 2840-01-145-2216. Manufacturer of record part number: 4056395.
Also searched as  2840-01-145-2216 · 2840011452216 · NIIN 011452216 · 01-145-2216 · FSC 2840 Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components · CAGE 1J4P3 · 4056395
Nearby stock numbers  ·
Features
  • Patch,duct — FSC 2840
  • General Characteristics Item Description: MATL TITANIUM ALLOY PER AMS 4911,0.020 IN. MIN AND 0.025 IN. MAX THICK; 0.525 IN. MIN AND 0.565 IN. MAX WIDE; 1.81 IN. LONG IN
  • 2 manufacturer part numbers on file
  • Manufacturer of record: Paradigm Manchester Inc. Dba Pursuit Aerospace
Identification
  • NSN: 2840-01-145-2216
  • NIIN: 011452216
  • FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
  • FSG: 28 — Engines, Turbines, and Components
  • Primary part number: 4056395
  • Manufacturer: Paradigm Manchester Inc. Dba Pursuit Aerospace
General Description

The Patch,duct, cataloged under National Stock Number 2840-01-145-2216, 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 Paradigm Manchester Inc. Dba Pursuit Aerospace. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2840-01-145-2216
Primary Part Number4056395
Item NamePatch,duct
FSC / FSG2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
ManufacturerParadigm Manchester Inc. Dba Pursuit Aerospace
StatusACTIVE
General Characteristics Item DescriptionMATL TITANIUM ALLOY PER AMS 4911,0.020 IN. MIN AND 0.025 IN. MAX THICK; 0.525 IN. MIN AND 0.565 IN. MAX WIDE; 1.81 IN. LONG IN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL Q — CCL Item — Commerce Control List
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
4056395 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
4056395 PRIMARY Paradigm Manchester Inc. Dba Pursuit Aerospace (USA)
No interchangeability data on file.
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 2840-01-145-2216?

NSN 2840-01-145-2216 is a Patch,duct, manufactured by Paradigm Manchester Inc. Dba Pursuit Aerospace, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.

What part numbers are listed for NSN 2840-01-145-2216?

NSN 2840-01-145-2216 has 2 manufacturer part numbers on file: 4056395 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 4056395 (Paradigm Manchester Inc. Dba Pursuit Aerospace).

What are the specifications of 4056395?

Key specifications for 4056395: General Characteristics Item Description: MATL TITANIUM ALLOY PER AMS 4911,0.020 IN. MIN AND 0.025 IN. MAX THICK; 0.525 IN. MIN AND 0.565 IN. MAX WIDE; 1.81 IN. LONG IN; End Item Identification: ACFT ENG F-100. 1 specification is documented in the U.S. Government catalog.

Is NSN 2840-01-145-2216 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 2840-01-145-2216?

NSN 2840-01-145-2216 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.
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