PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A21479-1Impeller,fan,axial

Regal-Beloit Corporation Dba Fasco Group Div Cassville Division · NSN 4140-00-093-6264 · FSC 4140 · No Item Name Available
Verified by PartsTable
NSN 4140-00-093-6264 — this item is cataloged by the U.S. Government under National Stock Number 4140-00-093-6264. Primary manufacturer part number: A21479-1.
Features
  • Impeller,fan,axial — FSC 4140
  • Style Designator: ROUNDED TIP
  • Hub Location: BACK
  • Rotation Direction for Which Designed: CLOCKWISE
  • Attachment Method: SETSCREW
  • Blade Quantity: 4
  • Material: ALUMINUM OVERALL
  • Diameter: 4.000 INCHES NOMINAL IN
Applications
  • Applications requiring Aluminum Overall construction
General Description

The Impeller,fan,axial, cataloged under National Stock Number 4140-00-093-6264, 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 9 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4140-00-093-6264
Primary Part NumberA21479-1
Item NameImpeller,fan,axial
FSC / FSG4140 / 41 — No Item Name Available
ManufacturerRegal-Beloit Corporation Dba Fasco Group Div Cassville Division
StatusCANCELLED
Style DesignatorROUNDED TIP
Hub LocationBACK
Rotation Direction for Which DesignedCLOCKWISE
Attachment MethodSETSCREW
Blade Quantity4
MaterialALUMINUM OVERALL
Diameter4.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
5815-00-050-900804294 INTERCHANGEABLE
Lockslide
Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service
4140-00-093-7679 INTERCHANGEABLE
Impeller,fan,axial
4140-00-113-82152031510 INTERCHANGEABLE
Impeller,fan,axial
Champion Aerospace Llc
4140-00-203-3548S315-1034P3 INTERCHANGEABLE
Impeller,fan,axial
Raytheon Company Dba Raytheon Co
4140-00-332-5956 INTERCHANGEABLE
Impeller,fan,axial
4140-00-546-3518429053 INTERCHANGEABLE
Impeller,fan,axial
Rotron Incorporated
4140-00-694-1246 INTERCHANGEABLE
Impeller,fan,axial
4140-00-729-6352 INTERCHANGEABLE
Impeller,fan,axial
6625-00-931-448704294 INTERCHANGEABLE
Ammeter
Simpson Electric Company, Inc.
4710-01-242-2655221080 INTERCHANGEABLE
Tube,bent,metallic
Sullair Corp
Cross-Reference Index
Part NumberManufacturer
221080 Mrl Inc (USA)
2052701 Navcom Defense Electronics, Inc. (USA)
YAR331-1 Ge Aviation Systems Llc Dba Ge Aviation Systems Llc (USA)
0-429-4 Regal-Beloit Corporation Dba Fasco Group Div Cassville Division (USA)
647701 Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc (USA)
A21479-1 PRIMARY Regal-Beloit Corporation Dba Fasco Group Div Cassville Division (USA)
647701-000 Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc (USA)
2052701 L3harris Technologies, Inc. (USA)
0-429-4CW Regal-Beloit Corporation Dba Fasco Group Div Cassville Division (USA)
Related Parts
5815-00-050-9008INTERCHANGEABLE
LOCKSLIDE
04294
4140-00-093-7679INTERCHANGEABLE
IMPELLER,FAN,AXIAL
4140-00-113-8215INTERCHANGEABLE
IMPELLER,FAN,AXIAL
2031510
4140-00-203-3548INTERCHANGEABLE
IMPELLER,FAN,AXIAL
S315-1034P3
4140-00-332-5956INTERCHANGEABLE
IMPELLER,FAN,AXIAL
4140-00-546-3518INTERCHANGEABLE
IMPELLER,FAN,AXIAL
429053
4140-00-694-1246INTERCHANGEABLE
IMPELLER,FAN,AXIAL
4140-00-729-6352INTERCHANGEABLE
IMPELLER,FAN,AXIAL
6625-00-931-4487INTERCHANGEABLE
AMMETER
04294
4710-01-242-2655INTERCHANGEABLE
TUBE,BENT,METALLIC
221080
5985-01-379-1396INTERCHANGEABLE
SWITCH,RADIO FREQUENCY TRANSMISS
704AS10711

Frequently Asked Questions

What is NSN 4140-00-093-6264?

NSN 4140-00-093-6264 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: cancelled.

What are the part numbers for NSN 4140-00-093-6264?

NSN 4140-00-093-6264 has 9 cross-referenced part numbers: 221080 (Mrl Inc), 2052701 (Navcom Defense Electronics, Inc.), YAR331-1 (Ge Aviation Systems Llc Dba Ge Aviation Systems Llc), 0-429-4 (Regal-Beloit Corporation Dba Fasco Group Div Cassville Division), 647701 (Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc) and 4 more.

What NSN replaces 4140-00-093-6264?

There are 11 known substitutes for 4140-00-093-6264: 5815-00-050-9008, 4140-00-093-7679, 4140-00-113-8215 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A21479-1?

Key specifications for A21479-1: Style Designator: ROUNDED TIP; Hub Location: BACK; Rotation Direction for Which Designed: CLOCKWISE; Attachment Method: SETSCREW. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4140-00-093-6264 still in active supply?

NSN 4140-00-093-6264 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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