PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

328856Spacer,compressor Rotor

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 2840-00-566-9167 · FSC 2840 · No Item Name Available
Verified by PartsTable
NSN 2840-00-566-9167 — this item is cataloged by the U.S. Government under National Stock Number 2840-00-566-9167. Primary manufacturer part number: 328856.
Features
  • Spacer,compressor Rotor — FSC 2840
  • 2 verified cross-references
  • Primary manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Spacer,compressor Rotor, cataloged under National Stock Number 2840-00-566-9167, 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. This item has 2 commercial cross-references from 2 manufacturers, 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
NSN2840-00-566-9167
Primary Part Number328856
Item NameSpacer,compressor Rotor
FSC / FSG2840 / 28 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5999-00-280-3499MS25274-2 INTERCHANGEABLE
Cap,electrical
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
328856 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
328856 Turbo Power & Marine System Inc Sub of United Technologies Corp (USA)
Related Parts
5999-00-280-3499INTERCHANGEABLE
CAP,ELECTRICAL
MS25274-2

Frequently Asked Questions

What is NSN 2840-00-566-9167?

NSN 2840-00-566-9167 is a Spacer,compressor Rotor, 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 2840-00-566-9167?

NSN 2840-00-566-9167 has 2 cross-referenced part numbers: 328856 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 328856 (Turbo Power & Marine System Inc Sub of United Technologies Corp).

What NSN replaces 2840-00-566-9167?

There is 1 known substitute for 2840-00-566-9167: 5999-00-280-3499. Verify interchangeability with system specifications before substitution.

What are the specifications of 328856?

Key specifications for 328856: End Item Identification: J-75 AIRCRAFT ENGINE. 1 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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