Centrifugal Fan

026620

026620
(NSN) National Stock Number
4140-00-816-0603
Federal Supply Classification
4140 Fans, Air Circulators and Blower Equipment
Item Name Code
04254
Schedule B Code
8414599080
Summary

1 stage quantity, single speed speed adjustments, 4.880 inches nominal width, 3.760 inches nominal length, fungus resistant and humidity proof and salt spray resistant and shock proof and vibration proof environmental protection, -29.0 deg celsius and 52.0 deg celsius ambient temp at full rated power

DAC HCC DMIL RNCC
5 - - 3
RNVC SADC MSDS RNAAC
2 - - CX
Identification

A nonpositive displacement mechanical device having a centrifugal fan impeller inclosed within a housing. It is designed to move air or gas over a wide range of volumes and pressures. The air or gas is drawn in axially and discharged radially or drawn in radially and discharged axially by centrifugal force through an outlet in the housing.

INC FIIG Concept Condition
04254 A087A0 - 2
Specifications
Stage Quantity
1
Details The number of stages incorporated in the item.
Speed Adjustments
single speed
Details The different speeds at which the item may be operated.
Width
4.880 inches nominal
Details A measurement taken at right angles to the length of an item,in distinction from thickness.
Length
3.760 inches nominal
Details A measurement of the longest dimension of any object,in distinction from width.
Environmental Protection
fungus resistant and humidity proof and salt spray resistant and shock proof and vibration proof
Details The environmental elements or conditions that an item is designed or protected to resist or withstand satisfactorily.
Ambient Temp At Full Rated Power
-29.0 deg celsius and 52.0 deg celsius
Details The temperature of the medium surrounding an item at which it can be operated continuously at full rated power.
Operating Speed At Rated Capacity In Rpm
3350.0
Details The speed of the drive shaft required to produce the rated capacity of an item,expressed in revolutions per minute.
Electrical Connection Type
wire lead
Details Indicates the type of electrical connection included on the item.
Outlet Inside Width
1.281 inches nominal
Details None.
Outlet Inside Height
1.375 inches nominal
Details None.
Static Pressure At Specified Air Flow Rate
0.0 inches of water
Details The static pressure measured at the air flow rate specified.
Drive Type
direct
Details Indicates the type of drive for turning,rotating,or positioning the mechanism.
Prime Mover Type
electric motor
Details Indicates the type of prime mover included with the unit.
Inclosure Type
fully inclosed
Details Indicates the type of inclosure provided to coat,cover,protect,or encase the item.
Mounting Facility Type And Quantity
1 flange and 3 threaded insert
Details Indicates the type and number of facilities by which the item is mounted.
Rotation Direction For Which Designed
clockwise and counterclockwise
Details The direction of rotation for which the item is designed.
Features Provided
nonsparking
Details Those features,not otherwise specified,which may be required for proper functioning of the item.
Air Flow Rate
20.0 cubic feet per minute maximum
Details The rated capacity of air flow moved through the item.
Outlet Location
bottom and top
Details Indicates the location of the outlet on the item.
Voltage In Volts And Current Type
115.0 ac
Details The total electrical voltage,expressed in volts,and the type of current whether alternating or direct.
Prime Mover Power Rating
0.003 horsepower
Details The rated power of the prime mover.
Prime Mover Drive Shaft Bearing Type
ball
Details Indicates the type of bearing/s/ provided on the prime mover drive shaft.
Discharge Direction
vertical down and vertical up
Details The direction in which the item discharges during operation.
Phase
single
Details The number of alternating current phases.
Height
2.880 inches nominal
Details A measurement from the bottom to the top of an object,in distinction from depth.
Material
aluminum alloy housing
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material
steel corrosion resisting blade
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Surface Treatment
anodize housing outside
Details The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.
Surface Treatment
anodize housing inside
Details The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.
Style Designator
fixed, dual impeller, rectangular outlet
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
Test Data Document
02734-8703534 drawing (this is the basic governing drawing, such as a contractor drawing, original equipment manufacturer drawing, etc.; excludes any specification, standard or other document that may be referenced in a basic governing drawing)
Details The specification,standard,drawing,or similar instrument that specifies environmental and performance requirements or test conditions under which an item is tested and establishes acceptable limits within which the item must conform identified by an alphabetic and/or numeric reference number. includes the commercial and government entity (cage) code of the entity controlling the instrument.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
B15A3CD-6 19070 5 - 5 9 - ZZ
8703534-1 02734 1 - 5 2 - CX
25-36-1 67245 5 - 5 2 - ZZ
A0-11139 82877 5 - 5 9 - CX
DRFP-KD1504-92AS FRAME RA1 82877 4 - 5 9 - CX
DRFP-KD1504CCW-92AF 82877 E - 5 9 - CX
NBC-M05B-1 02598 1 - 5 9 - CX
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N U - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
00000 - W -
RVC WCC TCC SHC
- 72E Z 9

What's Included?

  • Certificate of Conformity
  • QC Inspection prior to shipping
  • On time delivery
  • Friendly service to back every order
Manufacturer
ROTRON INCORPORATED
CAGE: 82877
WOODSTOCK , NY , 12498-1807
UNITED STATES
View Products
FAQs
Frequently asked questions for NSN 4140-00-816-0603
What is the NIIN of the NSN 4140-00-816-0603?
The National Item Identification Number (NIIN) of the NSN 4140-00-816-0603 is 00-816-0603
When the NSN 4140-00-816-0603 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Mon, Jan 1, 1962
Does the NSN 4140-00-816-0603 contain any precious metals?
Type/content is unknown
Does the NSN 4140-00-816-0603 contain any hazardous material?
No data in HMIRS

Can't Find It

If you didn't find what you need, don't worry, we're here to help! Our team is ready to help you find exactly what you need. Click below to contact us.

Similar Products
Who we are?

At Aerospace Shop, we are dedicated to providing high-quality aerospace components, shop supplies, replacement parts, and tools.

With a commitment to excellence and customer satisfaction, we aim to be your trusted partner in the aerospace industry.

Contact
800 Town and Country Blvd
Houston, TX, 77024
United States
© 2025 Aerospace Shop, Inc. All rights reserved.
Made in USA