PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

523092Fan,centrifugal

Instruments and Flight Research, Inc. · NSN 4140-00-391-0879 · FSC 4140 · No Item Name Available
Verified by PartsTable
NSN 4140-00-391-0879 — this item is cataloged by the U.S. Government under National Stock Number 4140-00-391-0879. Primary manufacturer part number: 523092.
Features
  • Fan,centrifugal — FSC 4140
  • Outlet Inside Diameter: 2.000 INCHES NOMINAL IN
  • Quantity: 1
  • Material: ALUMINUM BLADE
  • Material: STEEL HOUSING
  • Style Designator: FIXED,ROUND OUTLETS
  • Phase: SINGLE
  • Prime Mover Type: ELECTRIC MOTOR
Applications
  • Applications requiring Aluminum Blade construction
General Description

The Fan,centrifugal, cataloged under National Stock Number 4140-00-391-0879, 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 Instruments and Flight Research, Inc.. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4140-00-391-0879
Primary Part Number523092
Item NameFan,centrifugal
FSC / FSG4140 / 41 — No Item Name Available
ManufacturerInstruments and Flight Research, Inc.
StatusACTIVE
Outlet Inside Diameter2.000 INCHES NOMINAL IN
Quantity1
MaterialALUMINUM BLADE
MaterialSTEEL HOUSING
Style DesignatorFIXED,ROUND OUTLETS
PhaseSINGLE
Prime Mover TypeELECTRIC MOTOR
Drive TypeDIRECT
Ambient Temp at Full Rated Power40.0 CELSIUS DEGC
Surface TreatmentCHROMATE ZINC BLADE
Rotation Direction for Which DesignedCOUNTERCLOCKWISE
Outlet LocationBOTTOM
Length6.312 INCHES NOMINAL IN
Prime Mover Drive Shaft Bearing TypeBALL
Inclosure TypePARTIALLY INCLOSED
Height5.844 INCHES NOMINAL IN
Electrical Connection TypeWIRE LEAD
Discharge DirectionHORIZONTAL
Prime Mover Power Rating0.133 HORSEPOWER
Voltage in Volts and Current Type115.0 AC
Width6.156 INCHES NOMINAL IN
Operating Speed at Rated Capacity in RPM3050.0
Stage Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
4030-00-087-19318004-2 INTERCHANGEABLE
Guy Attachment
Armed Forces Equip Development Co C/o Falling Creek Metal Products
2930-00-087-5584A6186 INTERCHANGEABLE
Radiator,engine Coolant
Go/dan Industries
5960-00-351-481180042 INTERCHANGEABLE
Shield,electron Tube
Mushield Co Inc
2930-00-450-4476X1616 INTERCHANGEABLE
Radiator,engine Coolant
Go/dan Industries
3590-00-537-9263ROLLLAM/6 INTERCHANGEABLE
Press,laminating,protective Cove
Blackboard Inc Blackboard Commerce and Access Solutions
4820-01-058-5533B7544-001-130 INTERCHANGEABLE
Cap,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
5998-01-122-2433 INTERCHANGEABLE
Circuit Card Assembly
6630-01-307-107011-0143 INTERCHANGEABLE
Gasket,top
Bacharach, Inc.
5330-01-335-5164104038 INTERCHANGEABLE
Seal,plain
Filmtec Corp
3110-01-398-8546CFH-3/4 INTERCHANGEABLE
Cam Follower,needle Bearing
Mcgill Manufacturing Co, Inc
Cross-Reference Index
Part NumberManufacturer
523092 Instruments and Flight Research, Inc. (USA)
BL13 Franklin Electric Co Inc (USA)
80042 Franklin Electric Co Inc (USA)
Related Parts
4030-00-087-1931INTERCHANGEABLE
GUY ATTACHMENT
8004-2
2930-00-087-5584INTERCHANGEABLE
RADIATOR,ENGINE COOLANT
A6186
5960-00-351-4811INTERCHANGEABLE
SHIELD,ELECTRON TUBE
80042
2930-00-450-4476INTERCHANGEABLE
RADIATOR,ENGINE COOLANT
X1616
3590-00-537-9263INTERCHANGEABLE
PRESS,LAMINATING,PROTECTIVE COVE
ROLLLAM/6
4820-01-058-5533INTERCHANGEABLE
CAP,VALVE
B7544-001-130
5998-01-122-2433INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
6630-01-307-1070INTERCHANGEABLE
GASKET,TOP
11-0143
5330-01-335-5164INTERCHANGEABLE
SEAL,PLAIN
104038
3110-01-398-8546INTERCHANGEABLE
CAM FOLLOWER,NEEDLE BEARING
CFH-3/4
4810-01-411-2146INTERCHANGEABLE
VALVE,SOLENOID

Frequently Asked Questions

What is NSN 4140-00-391-0879?

NSN 4140-00-391-0879 is a Fan,centrifugal, manufactured by Instruments and Flight Research, Inc., classified under FSC 4140 (No Item Name Available). Status: active.

What are the part numbers for NSN 4140-00-391-0879?

NSN 4140-00-391-0879 has 3 cross-referenced part numbers: 523092 (Instruments and Flight Research, Inc.), BL13 (Franklin Electric Co Inc), 80042 (Franklin Electric Co Inc).

What NSN replaces 4140-00-391-0879?

There are 11 known substitutes for 4140-00-391-0879: 4030-00-087-1931, 2930-00-087-5584, 5960-00-351-4811 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 523092?

Key specifications for 523092: Outlet Inside Diameter: 2.000 INCHES NOMINAL IN; Quantity: 1; Material: ALUMINUM BLADE; Material: STEEL HOUSING. 23 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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