PartsTable TECHNICAL DATA SHEET
NSN 2840-01-421-4085Government record, cited

Seal, Metallic, Aircraft Gas Turbi2840-01-421-4085

NSN 2840-01-421-4085 · NIIN 014214085 · Part number 1B5892
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 2840-01-421-4085 — this item is cataloged by the U.S. Government under National Stock Number 2840-01-421-4085. Manufacturer of record part number: 1B5892.
Also searched as  2840-01-421-4085 · 2840014214085 · NIIN 014214085 · 01-421-4085 · FSC 2840 Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components · CAGE 77445 · 1B5892
Nearby stock numbers  ·
Features
  • Seal,metallic,aircraft Gas Turbi — FSC 2840
  • 1 manufacturer part number on file
  • Manufacturer of record: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Identification
  • NSN: 2840-01-421-4085
  • NIIN: 014214085
  • FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
  • FSG: 28 — Engines, Turbines, and Components
  • Primary part number: 1B5892
  • Manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
General Description

The Seal,metallic,aircraft Gas Turbi, cataloged under National Stock Number 2840-01-421-4085, 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. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts
Item NameSeal,metallic,aircraft Gas Turbi
FSC / FSG2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components (FSG 28)
ManufacturersRtx Corporation Dba Pratt & Whitney Div Pratt &whitney (CAGE 77445)
Technical Specifications
ParameterValue
NSN2840-01-421-4085
Primary Part Number1B5892
Item NameSeal,metallic,aircraft Gas Turbi
FSC / FSG2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeY
Cross-Reference Index
Part NumberManufacturer
1B5892 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (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.
2840-00-000-0048
ENGINE,AIRCRAFT,TURBO-SHAFT
2840-00-000-0049
MODIFICATION KIT,ENGINE
2840-00-001-1741
CASE AND NOZZLE ASSEMBLY,TURBINE
2840-00-001-1743
2840-00-001-1743 · Item name not on file
2840-00-001-2117
2840-00-001-2117 · Item name not on file
2840-00-001-2284
2840-00-001-2284 · Item name not on file
2840-00-001-3922
2840-00-001-3922 · Item name not on file
2840-00-001-4903
SEAL,AIR,AIRCRAFT GAS TURBINE EN

Frequently Asked Questions

What is NSN 2840-01-421-4085?

NSN 2840-01-421-4085 is a Seal,metallic,aircraft Gas Turbi, 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 2840-01-421-4085?

NSN 2840-01-421-4085 has 1 manufacturer part number on file: 1B5892 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

Is NSN 2840-01-421-4085 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.

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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