PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4048903Disk,compressor,aircraft Gas Tur

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 2840-01-020-8704 · FSC 2840 · No Item Name Available
Verified by PartsTable
NSN 2840-01-020-8704 — this item is cataloged by the U.S. Government under National Stock Number 2840-01-020-8704. Primary manufacturer part number: 4048903.
Features
  • Disk,compressor,aircraft Gas Tur — FSC 2840
  • Engine Section Location: COMPRESSOR
  • Material: TITANIUM ALLOY OVERALL
  • 1 verified cross-reference
  • Primary manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Applications
  • Applications requiring Titanium Alloy Overall construction
General Description

The Disk,compressor,aircraft Gas Tur, cataloged under National Stock Number 2840-01-020-8704, is classified within Federal Supply Class 2840 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2840-01-020-8704
Primary Part Number4048903
Item NameDisk,compressor,aircraft Gas Tur
FSC / FSG2840 / 28 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
Engine Section LocationCOMPRESSOR
MaterialTITANIUM ALLOY OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
2840-01-136-05504059003 INTERCHANGEABLE
Disk,compressor,aircraft Gas Tur
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Cross-Reference Index
Part NumberManufacturer
4048903 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
2840-01-136-0550INTERCHANGEABLE
DISK,COMPRESSOR,AIRCRAFT GAS TUR
4059003

Frequently Asked Questions

What is NSN 2840-01-020-8704?

NSN 2840-01-020-8704 is a Disk,compressor,aircraft Gas Tur, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 2840 (No Item Name Available). Status: active.

What are the part numbers for NSN 2840-01-020-8704?

NSN 2840-01-020-8704 has 1 cross-referenced part number: 4048903 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What NSN replaces 2840-01-020-8704?

There is 1 known substitute for 2840-01-020-8704: 2840-01-136-0550. Verify interchangeability with system specifications before substitution.

What are the specifications of 4048903?

Key specifications for 4048903: Engine Section Location: COMPRESSOR; Material: TITANIUM ALLOY OVERALL; End Item Identification: ENGINE,AIRCRAFT,MODEL NO. F100 PW 100. 3 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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