Shield, Heat, Aircraft Gas Turbine2840-01-390-2053
NSN 2840-01-390-2053 · NIIN 013902053 · Part number 4073245
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 2840-01-390-2053 — this item is cataloged by the U.S. Government under National Stock Number 2840-01-390-2053. Manufacturer of record part number: 4073245.
Also searched as2840-01-390-2053 ·
2840013902053 ·
NIIN 013902053 ·
01-390-2053 ·
FSC 2840 Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components · CAGE 77445 · 4073245
Nearby stock numbers← 2840-01-390-1862 Tank, Lubricating Oil, Aircraft Ga
·
2840-01-390-2054 Shield, Heat, Aircraft Gas Turbine →
Features
Shield,heat,aircraft Gas Turbine — FSC 2840
Criticality Code Justification: MATT AND CZBJ AND ABHP AND ABMK AND ABPX AND ABMZ AND AGAV
Diameter: 10.679 INCHES MINIMUM AND 10.689 INCHES MAXIMUM IN
Engine Section Location: COMBUSTION CHAMBER
Material Thickness: 0.014 INCHES MINIMUM AND 0.018 INCHES MAXIMUM IN
Material: COBALT ALLOY SHIELD
2 manufacturer part numbers on file
Manufacturer of record: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Identification
NSN: 2840-01-390-2053
NIIN: 013902053
FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
FSG: 28 — Engines, Turbines, and Components
Primary part number: 4073245
Manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
General Description
The Shield,heat,aircraft Gas Turbine, cataloged under National Stock Number 2840-01-390-2053, 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 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
2840-01-390-2053
Primary Part Number
4073245
Item Name
Shield,heat,aircraft Gas Turbine
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
Criticality Code Justification
MATT AND CZBJ AND ABHP AND ABMK AND ABPX AND ABMZ AND AGAV
Diameter
10.679 INCHES MINIMUM AND 10.689 INCHES MAXIMUM IN
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 2840-01-390-2053?
NSN 2840-01-390-2053 is a Shield,heat,aircraft Gas Turbine, 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 2840-01-390-2053?
NSN 2840-01-390-2053 has 2 manufacturer part numbers on file: 4073245 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 4073245 (Rtx Corporation Div Pratt & Whitney).
What are the specifications of 4073245?
Key specifications for 4073245: Criticality Code Justification: MATT AND CZBJ AND ABHP AND ABMK AND ABPX AND ABMZ AND AGAV; Diameter: 10.679 INCHES MINIMUM AND 10.689 INCHES MAXIMUM IN; Overall Length: 1.400 INCHES MINIMUM AND 1.535 INCHES MAXIMUM IN; Overall Width: 0.400 INCHES MINIMUM AND 0.420 INCHES MAXIMUM IN. 5 specifications are documented in the U.S. Government catalog.
Is NSN 2840-01-390-2053 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 2840-01-390-2053?
NSN 2840-01-390-2053 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.