PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

200-031Impeller,fan,centrifugal

Regal-Beloit Corporation Dba Fasco Group Div Cassville Division · NSN 4140-00-481-2665 · FSC 4140 · No Item Name Available
Verified by PartsTable
NSN 4140-00-481-2665 — this item is cataloged by the U.S. Government under National Stock Number 4140-00-481-2665. Primary manufacturer part number: 200-031.
Features
  • Impeller,fan,centrifugal — FSC 4140
  • Material: ALUMINUM BLADE
  • Width: 0.969 INCHES NOMINAL IN
  • Diameter: 2.000 INCHES NOMINAL IN
  • Blade Quantity: 24
  • Attachment Method: SETSCREW
  • Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY BLADE MATERIAL,IMPELLER ROTATION DIRECTION,AND SPECIAL FEATURE REQUIREMENTS
  • 1 verified cross-reference
Applications
  • Applications requiring Aluminum Blade construction
General Description

The Impeller,fan,centrifugal, cataloged under National Stock Number 4140-00-481-2665, 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 6 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4140-00-481-2665
Primary Part Number200-031
Item NameImpeller,fan,centrifugal
FSC / FSG4140 / 41 — No Item Name Available
ManufacturerRegal-Beloit Corporation Dba Fasco Group Div Cassville Division
StatusACTIVE
MaterialALUMINUM BLADE
Width0.969 INCHES NOMINAL IN
Diameter2.000 INCHES NOMINAL IN
Blade Quantity24
Attachment MethodSETSCREW
Reference Number Differentiating CharacteristicsAS DIFFERENTIATED BY BLADE MATERIAL,IMPELLER ROTATION DIRECTION,AND SPECIAL FEATURE REQUIREMENTS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5910-00-164-751810238 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
Cd Snow Hill, Llc
5330-00-559-8539 INTERCHANGEABLE
Gasket
4140-00-640-6810 INTERCHANGEABLE
Impeller,fan,centrifugal
4820-00-923-798320003-1 INTERCHANGEABLE
Seat,valve
Triumph Actuation Systems - Connecticut, Llc
5330-01-380-7519200031-001 INTERCHANGEABLE
Gasket
Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
4810-01-393-988720003 ASSY 1 INTERCHANGEABLE
Actuator,electromechanical,rotar
Morpac Industries, Inc Div Actuator
8040-01-433-8344200031 INTERCHANGEABLE
Adhesive
Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems
6515-01-624-714820-0031 INTERCHANGEABLE
Resupply Pack,triage Management
North American Rescue, Llc
1560-01-681-085320003.1 INTERCHANGEABLE
Floor,aircraft
Kenjer Industries
Cross-Reference Index
Part NumberManufacturer
200-031 Regal-Beloit Corporation Dba Fasco Group Div Cassville Division (USA)
Related Parts
5910-00-164-7518INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
10238
5330-00-559-8539INTERCHANGEABLE
GASKET
4140-00-640-6810INTERCHANGEABLE
IMPELLER,FAN,CENTRIFUGAL
4820-00-923-7983INTERCHANGEABLE
SEAT,VALVE
20003-1
5330-01-380-7519INTERCHANGEABLE
GASKET
200031-001
4810-01-393-9887INTERCHANGEABLE
ACTUATOR,ELECTROMECHANICAL,ROTAR
20003 ASSY 1
8040-01-433-8344INTERCHANGEABLE
ADHESIVE
200031
6515-01-624-7148INTERCHANGEABLE
RESUPPLY PACK,TRIAGE MANAGEMENT
20-0031
1560-01-681-0853INTERCHANGEABLE
FLOOR,AIRCRAFT
20003.1

Frequently Asked Questions

What is NSN 4140-00-481-2665?

NSN 4140-00-481-2665 is a Impeller,fan,centrifugal, 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 4140-00-481-2665?

NSN 4140-00-481-2665 has 1 cross-referenced part number: 200-031 (Regal-Beloit Corporation Dba Fasco Group Div Cassville Division).

What NSN replaces 4140-00-481-2665?

There are 9 known substitutes for 4140-00-481-2665: 5910-00-164-7518, 5330-00-559-8539, 4140-00-640-6810 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 200-031?

Key specifications for 200-031: Material: ALUMINUM BLADE; Width: 0.969 INCHES NOMINAL IN; Diameter: 2.000 INCHES NOMINAL IN; Special Features: BACKWARD CURVE BLADE. 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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