Nozzle, Turbine, Aircraft Gas Turb2840-01-445-2812
NSN 2840-01-445-2812 · NIIN 014452812 · Part number 4084743CLM
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · FSC 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components · FSG 28 — Engines, Turbines, and Components · CAGE 77445
Government record, cited
NSN 2840-01-445-2812 — this item is cataloged by the U.S. Government under National Stock Number 2840-01-445-2812. Manufacturer of record part number: 4084743CLM.
Also searched as2840-01-445-2812 ·
2840014452812 ·
NIIN 014452812 ·
01-445-2812 ·
FSC 2840 Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components · CAGE 77445 · 4084743CLM · 4084743
Nearby stock numbers← 2840-01-445-2811 Blade, Turbine Rotor, Aircraft Gas
·
2840-01-445-3695 Nozzle, Turbine, Aircraft Gas Turb →
Features
Nozzle,turbine,aircraft Gas Turb — FSC 2840
Stage Number: 3
Design Type: AXIAL COMPRESSOR
Criticality Code Justification: ABMK AND ABHP AND ABKW AND FEAT AND CZCJ
Engine Section Location: TURBINE
Material: NICKEL ALLOY OVERALL
1 manufacturer part number on file
Manufacturer of record: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Identification
NSN: 2840-01-445-2812
NIIN: 014452812
FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
FSG: 28 — Engines, Turbines, and Components
Primary part number: 4084743CLM
Manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
General Description
The Nozzle,turbine,aircraft Gas Turb, cataloged under National Stock Number 2840-01-445-2812, 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 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 5 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
2840-01-445-2812
Primary Part Number
4084743CLM
Item Name
Nozzle,turbine,aircraft Gas Turb
FSC / FSG
2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
Manufacturer
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Status
ACTIVE
Stage Number
3
Design Type
AXIAL COMPRESSOR
Criticality Code Justification
ABMK AND ABHP AND ABKW AND FEAT AND CZCJ
Engine Section Location
TURBINE
Material
NICKEL ALLOY OVERALL
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL B — Remove Demilitarization Key Points
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
Y
⇄Related Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
2840-01-445-37144084743CLNPOSSIBLE MATCH
NOZZLE,TURBINE,AIRCRAFT GAS TURB
Possible match (shared part number)Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
2840-01-445-37164084743CLRPOSSIBLE MATCH
NOZZLE ASSEMBLY,TURBINE,AIRCRAFT
Possible match (shared part number)Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
2840-01-445-40154084743CLLPOSSIBLE MATCH
NOZZLE,TURBINE,AIRCRAFT GAS TURB
Possible match (shared part number)Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
2840-01-445-61494084743CLPPOSSIBLE MATCH
NOZZLE ASSEMBLY,TURBINE,AIRCRAFT
Possible match (shared part number)Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Reference documents
Reference
Meaning
4084743
D/9Drawing number reference only
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Related Parts
2840-01-445-3714POSSIBLE MATCH
NOZZLE,TURBINE,AIRCRAFT GAS TURB
4084743CLN
2840-01-445-3716POSSIBLE MATCH
NOZZLE ASSEMBLY,TURBINE,AIRCRAFT
4084743CLR
2840-01-445-4015POSSIBLE MATCH
NOZZLE,TURBINE,AIRCRAFT GAS TURB
4084743CLL
2840-01-445-6149POSSIBLE MATCH
NOZZLE ASSEMBLY,TURBINE,AIRCRAFT
4084743CLP
Frequently Asked Questions
What is NSN 2840-01-445-2812?
NSN 2840-01-445-2812 is a Nozzle,turbine,aircraft Gas Turb, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
What part numbers are listed for NSN 2840-01-445-2812?
NSN 2840-01-445-2812 has 1 manufacturer part number on file: 4084743CLM (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
What NSN replaces 2840-01-445-2812?
4 possible matches (shared part number, not a government interchangeability claim): 2840-01-445-3714, 2840-01-445-3716, 2840-01-445-4015. Verify interchangeability with system specifications before substitution.
What are the specifications of 4084743CLM?
Key specifications for 4084743CLM: Overall Height: 4.717 INCHES MINIMUM AND 4.737 INCHES MAXIMUM IN; Stage Number: 3; Design Type: AXIAL COMPRESSOR; Criticality Code Justification: ABMK AND ABHP AND ABKW AND FEAT AND CZCJ. 5 specifications are documented in the U.S. Government catalog.
Is NSN 2840-01-445-2812 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 2840-01-445-2812?
NSN 2840-01-445-2812 has DEMIL Code B. 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.