PartsTable TECHNICAL DATA SHEET
NSN 2840-00-874-6926Government record, cited

Seal, Outer Turbine2840-00-874-6926

NSN 2840-00-874-6926 · NIIN 008746926 · Part number 6865031
Rolls-Royce Corporation · FSC 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components · FSG 28 — Engines, Turbines, and Components · CAGE 63005
Government record, cited
NSN 2840-00-874-6926 — this item is cataloged by the U.S. Government under National Stock Number 2840-00-874-6926. Manufacturer of record part number: 6865031.
Also searched as  2840-00-874-6926 · 2840008746926 · NIIN 008746926 · 00-874-6926 · FSC 2840 Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components · CAGE 63005 · 6865031 · EU58195
Nearby stock numbers  ·
Features
  • Seal,outer Turbine — FSC 2840
  • 3 manufacturer part numbers on file
  • Manufacturer of record: Rolls-Royce Corporation
Identification
  • NSN: 2840-00-874-6926
  • NIIN: 008746926
  • FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
  • FSG: 28 — Engines, Turbines, and Components
  • Primary part number: 6865031
  • Manufacturer: Rolls-Royce Corporation
General Description

The Seal,outer Turbine, cataloged under National Stock Number 2840-00-874-6926, 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 Rolls-Royce Corporation. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Catalog Facts
Item NameSeal,outer Turbine
FSC / FSG2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components (FSG 28)
ManufacturersRolls-Royce Airlines (CAGE K0680); Rolls-Royce Corporation (CAGE 63005)
Technical Specifications
ParameterValue
NSN2840-00-874-6926
Primary Part Number6865031
Item NameSeal,outer Turbine
FSC / FSG2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
ManufacturerRolls-Royce Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL B — Remove Demilitarization Key Points
HazardNo hazard code in the DLA record (HMIC N)
⇄ Related Items 1
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5331-01-380-4517031-6865 POSSIBLE MATCH
O-RING
Possible match (shared part number)Gallagher Fluid Seals Incorporated Div Gallagher Fluid Seals, Inc.
Cross-Reference Index
Part NumberManufacturer
EU58195 Rolls-Royce Airlines (GBR)
6865031 Rolls-Royce Airlines (GBR)
6865031 PRIMARY Rolls-Royce Corporation (USA)
Reference documents
ReferenceMeaning
6865031 5/9 Secondary reference
Allison Transmission Inc Dba Allison Transmission, Inc
Related Parts
5331-01-380-4517POSSIBLE MATCH
O-RING
031-6865

Frequently Asked Questions

What is NSN 2840-00-874-6926?

NSN 2840-00-874-6926 is a Seal,outer Turbine, manufactured by Rolls-Royce Corporation, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.

What part numbers are listed for NSN 2840-00-874-6926?

NSN 2840-00-874-6926 has 3 manufacturer part numbers on file: EU58195 (Rolls-Royce Airlines), 6865031 (Rolls-Royce Airlines), 6865031 (Rolls-Royce Corporation).

What NSN replaces 2840-00-874-6926?

1 possible match (shared part number, not a government interchangeability claim): 5331-01-380-4517. Verify interchangeability with system specifications before substitution.

Is NSN 2840-00-874-6926 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 2840-00-874-6926?

NSN 2840-00-874-6926 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.
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