PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

0-5527-5Impeller,fan,axial

Regal-Beloit Corporation Dba Fasco Group Div Cassville Division · NSN 4140-00-356-1979 · FSC 4140 · No Item Name Available
Verified by PartsTable
NSN 4140-00-356-1979 — this item is cataloged by the U.S. Government under National Stock Number 4140-00-356-1979. Primary manufacturer part number: 0-5527-5.
Features
  • Impeller,fan,axial — FSC 4140
  • Blade Quantity: 5
  • Attachment Method: SETSCREW
  • Hub Location: CENTER
  • Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY MATERIAL AND BORE DIA
  • Material: ALUMINUM OVERALL
  • Style Designator: ROUNDED TIP
  • Diameter: 5.500 INCHES NOMINAL IN
Applications
  • Applications requiring Aluminum Overall construction
General Description

The Impeller,fan,axial, cataloged under National Stock Number 4140-00-356-1979, 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 Regal-Beloit Corporation Dba Fasco Group Div Cassville Division. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4140-00-356-1979
Primary Part Number0-5527-5
Item NameImpeller,fan,axial
FSC / FSG4140 / 41 — No Item Name Available
ManufacturerRegal-Beloit Corporation Dba Fasco Group Div Cassville Division
StatusACTIVE
Blade Quantity5
Attachment MethodSETSCREW
Hub LocationCENTER
Reference Number Differentiating CharacteristicsAS DIFFERENTIATED BY MATERIAL AND BORE DIA
MaterialALUMINUM OVERALL
Style DesignatorROUNDED TIP
Diameter5.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
2990-00-092-389440441 INTERCHANGEABLE
Pipe,exhaust
Walker Mfg Co
4140-00-851-18330-5527-5 INTERCHANGEABLE
Impeller,fan,axial
Regal-Beloit Corporation Dba Fasco Group Div Cassville Division
Cross-Reference Index
Part NumberManufacturer
0-5527-5 Regal-Beloit Corporation Dba Fasco Group Div Cassville Division (USA)
9476-1 Sierra Networks Inc Sierracom Div (USA)
9476-1 Microwave Engineering Corporation (USA)
Related Parts
2990-00-092-3894INTERCHANGEABLE
PIPE,EXHAUST
40441
4140-00-851-1833INTERCHANGEABLE
IMPELLER,FAN,AXIAL
0-5527-5

Frequently Asked Questions

What is NSN 4140-00-356-1979?

NSN 4140-00-356-1979 is a Impeller,fan,axial, manufactured by Regal-Beloit Corporation Dba Fasco Group Div Cassville Division, classified under FSC 4140 (No Item Name Available). Status: active.

What are the part numbers for NSN 4140-00-356-1979?

NSN 4140-00-356-1979 has 3 cross-referenced part numbers: 0-5527-5 (Regal-Beloit Corporation Dba Fasco Group Div Cassville Division), 9476-1 (Sierra Networks Inc Sierracom Div), 9476-1 (Microwave Engineering Corporation).

What NSN replaces 4140-00-356-1979?

There are 2 known substitutes for 4140-00-356-1979: 2990-00-092-3894, 4140-00-851-1833. Verify interchangeability with system specifications before substitution.

What are the specifications of 0-5527-5?

Key specifications for 0-5527-5: Blade Quantity: 5; Attachment Method: SETSCREW; Hub Location: CENTER; Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY MATERIAL AND BORE DIA. 7 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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