PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2078-02Impeller,fan,axial

Rotron Incorporated · NSN 4140-01-727-3426 · FSC 4140 · No Item Name Available
Verified by PartsTable
NSN 4140-01-727-3426 — this item is cataloged by the U.S. Government under National Stock Number 4140-01-727-3426. Primary manufacturer part number: 2078-02.
Features
  • Impeller,fan,axial — FSC 4140
  • 2 verified cross-references
  • Primary manufacturer: Rotron Incorporated
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Impeller,fan,axial, cataloged under National Stock Number 4140-01-727-3426, is classified within Federal Supply Class 4140 (No Item Name Available) of the Refrigeration, AC, and Air Circulating Equipment group. The primary manufacturer of record is Rotron Incorporated. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameImpeller,fan,axial
FSC / FSG4140 — No Item Name Available (FSG 41)
ManufacturersRaytheon Company Dba Raytheon (CAGE 96214); Rotron Incorporated (CAGE 82877)
Technical Specifications
ParameterValue
NSN4140-01-727-3426
Primary Part Number2078-02
Item NameImpeller,fan,axial
FSC / FSG4140 / 41 — No Item Name Available
ManufacturerRotron Incorporated
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3110-00-117-4716261866 INTERCHANGEABLE
Retainer and Rollers,bearing
General Motors Llc Dba General Motors Llc
5360-00-576-0263207802 INTERCHANGEABLE
Spring,helical,compression
Valcor Engineering Corporation
Cross-Reference Index
Part NumberManufacturer
4973935 FIND #4 Raytheon Company Dba Raytheon (USA)
2078-02 PRIMARY Rotron Incorporated (USA)
Related Parts
3110-00-117-4716INTERCHANGEABLE
RETAINER AND ROLLERS,BEARING
261866
5360-00-576-0263INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
207802

Frequently Asked Questions

What is NSN 4140-01-727-3426?

NSN 4140-01-727-3426 is a Impeller,fan,axial, manufactured by Rotron Incorporated, classified under FSC 4140 (No Item Name Available). Status: active.

What are the part numbers for NSN 4140-01-727-3426?

NSN 4140-01-727-3426 has 2 cross-referenced part numbers: 4973935 FIND #4 (Raytheon Company Dba Raytheon), 2078-02 (Rotron Incorporated).

What NSN replaces 4140-01-727-3426?

There are 2 known substitutes for 4140-01-727-3426: 3110-00-117-4716, 5360-00-576-0263. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com