Seal, Air, Aircraft Gas Turbine En2840-01-087-7640
NSN 2840-01-087-7640 · NIIN 010877640 · Part number 4036854
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 2840-01-087-7640 — this item is cataloged by the U.S. Government under National Stock Number 2840-01-087-7640. Manufacturer of record part number: 4036854.
Also searched as2840-01-087-7640 ·
2840010877640 ·
NIIN 010877640 ·
01-087-7640 ·
FSC 2840 Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components · CAGE 77445 · 4036854
Nearby stock numbers← 2840-01-087-7639 Seal, Air, Aircraft Gas Turbine En
·
2840-01-087-7641 →
Features
Seal,air,aircraft Gas Turbine En — FSC 2840
Stage Number: 77
Criticality Code Justification: AGAVAGAV
Engine Section Location: COMPRESSORCOMPRESSOR
Material: NICKEL ALLOY OVERALL
2 manufacturer part numbers on file
Manufacturer of record: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Identification
NSN: 2840-01-087-7640
NIIN: 010877640
FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
FSG: 28 — Engines, Turbines, and Components
Primary part number: 4036854
Manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
General Description
The Seal,air,aircraft Gas Turbine En, cataloged under National Stock Number 2840-01-087-7640, 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 4 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
2840-01-087-7640
Primary Part Number
4036854
Item Name
Seal,air,aircraft Gas Turbine En
FSC / FSG
2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
Manufacturer
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
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.
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2840-00-048-5261 · Item name not on file
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DIPSTICK,ENGINE
2840-01-171-0875
SEAL,FUEL
2840-01-171-0875
SEAL,FUEL
Frequently Asked Questions
What is NSN 2840-01-087-7640?
NSN 2840-01-087-7640 is a Seal,air,aircraft Gas Turbine En, 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 2840-01-087-7640?
NSN 2840-01-087-7640 has 2 manufacturer part numbers on file: 4036854 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 4036854 (Chromalloy New England).
What are the specifications of 4036854?
Key specifications for 4036854: Stage Number: 77; Criticality Code Justification: AGAVAGAV; Overall Length: 16.805 INCHES MINIMUM AND 16.805 INCHES MINIMUM AND 16.875 INCHES MAXIMUM16.875 INCHES MAXIMUM IN; Engine Section Location: COMPRESSORCOMPRESSOR. 4 specifications are documented in the U.S. Government catalog.
Is NSN 2840-01-087-7640 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 2840-01-087-7640?
NSN 2840-01-087-7640 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.