PartsTable TECHNICAL DATA SHEET
NSN 2840-00-075-8468Government record, cited

Bracket Assembly, Case, Diffuser2840-00-075-8468

NSN 2840-00-075-8468 · NIIN 000758468 · Part number 489740
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 2840-00-075-8468 — this item is cataloged by the U.S. Government under National Stock Number 2840-00-075-8468. Manufacturer of record part number: 489740.
Also searched as  2840-00-075-8468 · 2840000758468 · NIIN 000758468 · 00-075-8468 · FSC 2840 Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components · CAGE 77445 · 489740
Nearby stock numbers  ·
Features
  • Bracket Assembly,case,diffuser — FSC 2840
  • FSC Application Data: AIRCRAFT JET ENGINE
  • General Characteristics Item Description: CRES,AMS 5504 BRACKET MATERIAL,ROCKWELL C30-38 HARDNESS,3.143 IN. CENTER LEG LG,1.359 IN. LONG LEG LG,0.717 IN. SHORTLEG LG,0.056-0.068 IN. BRACKET THK,1.514 IN. OVERALL W,TWO 90DEG ANGLES IN
  • 1 manufacturer part number on file
  • Manufacturer of record: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Identification
  • NSN: 2840-00-075-8468
  • NIIN: 000758468
  • FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
  • FSG: 28 — Engines, Turbines, and Components
  • Primary part number: 489740
  • Manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
General Description

The Bracket Assembly,case,diffuser, cataloged under National Stock Number 2840-00-075-8468, 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 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2840-00-075-8468
Primary Part Number489740
Item NameBracket Assembly,case,diffuser
FSC / FSG2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
FSC Application DataAIRCRAFT JET ENGINE
General Characteristics Item DescriptionCRES,AMS 5504 BRACKET MATERIAL,ROCKWELL C30-38 HARDNESS,3.143 IN. CENTER LEG LG,1.359 IN. LONG LEG LG,0.717 IN. SHORTLEG LG,0.056-0.068 IN. BRACKET THK,1.514 IN. OVERALL W,TWO 90DEG ANGLES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL Q — CCL Item — Commerce Control List
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
489740 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Reference documents
ReferenceMeaning
489740 5/9 Secondary reference
Turbo Power & Marine System Inc Sub of United Technologies Corp
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 2840-00-075-8468?

NSN 2840-00-075-8468 is a Bracket Assembly,case,diffuser, 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 2840-00-075-8468?

NSN 2840-00-075-8468 has 1 manufacturer part number on file: 489740 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What are the specifications of 489740?

Key specifications for 489740: FSC Application Data: AIRCRAFT JET ENGINE; General Characteristics Item Description: CRES,AMS 5504 BRACKET MATERIAL,ROCKWELL C30-38 HARDNESS,3.143 IN. CENTER LEG LG,1.359 IN. LONG LEG LG,0.717 IN. SHORTLEG LG,0.056-0.068 IN. BRACKET THK,1.514 IN. OVERALL W,TWO 90DEG ANGLES IN; End Item Identification: ENGINE MODEL TF33. 2 specifications are documented in the U.S. Government catalog.

Is NSN 2840-00-075-8468 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 2840-00-075-8468?

NSN 2840-00-075-8468 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.
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