PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

KP529AFan,centrifugal

Kooltronic, Inc. · NSN 4140-00-057-7298 · FSC 4140 · No Item Name Available
Verified by PartsTable
NSN 4140-00-057-7298 — this item is cataloged by the U.S. Government under National Stock Number 4140-00-057-7298. Primary manufacturer part number: KP529A.
Features
  • Fan,centrifugal — FSC 4140
  • Style Designator: FIXED, DUAL, RECTANGULAR OUTLETS
  • Electrical Connection Type: CORD W/ATTACHED PLUG
  • Outlet Inside Width: 4.500 INCHES NOMINAL IN
  • Outlet Inside Height: 2.062 INCHES NOMINAL IN
  • Operating Speed at Rated Capacity in RPM: 3200.0
  • Features Provided: AIR FILTER AND LOUVER AND SAFETY IMPELLER GUARD
  • Drive Type: DIRECT
Applications
  • Applications requiring Steel Overall construction
General Description

The Fan,centrifugal, cataloged under National Stock Number 4140-00-057-7298, 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 Kooltronic, Inc.. Government technical data includes 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4140-00-057-7298
Primary Part NumberKP529A
Item NameFan,centrifugal
FSC / FSG4140 / 41 — No Item Name Available
ManufacturerKooltronic, Inc.
StatusCANCELLED
Style DesignatorFIXED, DUAL, RECTANGULAR OUTLETS
Electrical Connection TypeCORD W/ATTACHED PLUG
Outlet Inside Width4.500 INCHES NOMINAL IN
Outlet Inside Height2.062 INCHES NOMINAL IN
Operating Speed at Rated Capacity in RPM3200.0
Features ProvidedAIR FILTER AND LOUVER AND SAFETY IMPELLER GUARD
Drive TypeDIRECT
Prime Mover TypeELECTRIC MOTOR
Inclosure TypeFULLY INCLOSED
PhaseSINGLE
Mounting Facility Type and Quantity2 FLANGE AND 4 SLOT
Air Flow Rate300.0 CUBIC FEET PER MINUTE NOMINAL
Frequency in Hertz50.0 AND 60.0
Quantity2
MaterialSTEEL OVERALL
Prime Mover Drive Shaft Bearing TypeBALL
Discharge DirectionANGULAR UP
Height5.250 INCHES NOMINAL IN
Surface TreatmentZINC AND PHOSPHATE AND ENAMEL BAKED HOUSING OUTSIDE
Rotation Direction for Which DesignedCLOCKWISE AND COUNTERCLOCKWISE
Voltage in Volts and Current Type115.0 AC
Prime Mover Power Rating0.160 HORSEPOWER
Width19.000 INCHES NOMINAL IN
Speed AdjustmentsSINGLE SPEED
Length7.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5815-00-050-0161 INTERCHANGEABLE
Teletypewriter Subassembly
5945-00-258-276323561-1 INTERCHANGEABLE
Relay,meter Movement
Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp
3110-00-941-1278269871 INTERCHANGEABLE
Bearing,roller,cylindrical
Eaton Aerospace, Llc Dba Jackson South
5950-00-984-2873248793 INTERCHANGEABLE
Transformer,power
Cae Usa Inc.
Cross-Reference Index
Part NumberManufacturer
0N510455 National Security Agency (USA)
KP529A PRIMARY Kooltronic, Inc. (USA)
26987-1 Teledyne Brown Engineering, Inc. (USA)
C248793F Kooltronic, Inc. (USA)
3120071-100 Raytheon Company Div Rmd Strategic (USA)
110096-001 L3harris Technologies, Inc. (USA)
248793 Sypris Electronics, Llc (USA)
Related Parts
5815-00-050-0161INTERCHANGEABLE
TELETYPEWRITER SUBASSEMBLY
5945-00-258-2763INTERCHANGEABLE
RELAY,METER MOVEMENT
23561-1
3110-00-941-1278INTERCHANGEABLE
BEARING,ROLLER,CYLINDRICAL
269871
5950-00-984-2873INTERCHANGEABLE
TRANSFORMER,POWER
248793

Frequently Asked Questions

What is NSN 4140-00-057-7298?

NSN 4140-00-057-7298 is a Fan,centrifugal, manufactured by Kooltronic, Inc., classified under FSC 4140 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4140-00-057-7298?

NSN 4140-00-057-7298 has 7 cross-referenced part numbers: 0N510455 (National Security Agency), KP529A (Kooltronic, Inc.), 26987-1 (Teledyne Brown Engineering, Inc.), C248793F (Kooltronic, Inc.), 3120071-100 (Raytheon Company Div Rmd Strategic) and 2 more.

What NSN replaces 4140-00-057-7298?

There are 4 known substitutes for 4140-00-057-7298: 5815-00-050-0161, 5945-00-258-2763, 3110-00-941-1278 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of KP529A?

Key specifications for KP529A: Style Designator: FIXED, DUAL, RECTANGULAR OUTLETS; Electrical Connection Type: CORD W/ATTACHED PLUG; Outlet Inside Width: 4.500 INCHES NOMINAL IN; Outlet Inside Height: 2.062 INCHES NOMINAL IN. 26 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4140-00-057-7298 still in active supply?

NSN 4140-00-057-7298 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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