Centrifugal Fan

2384859-1

(NSN) National Stock Number

4140-00-021-4021

Federal Supply Classification

4140 Fans, Air Circulators and Blower Equipment

Item Name Code

04254

Schedule B Code

8414599080

Summary

Single speed speed adjustments, 5.030 inches nominal width, 10.000 inches nominal length, 3000.0 operating speed at rated capacity in rpm, wire lead electrical connection type, 2.574 inches nominal outlet inside width

DAC	HCC	DMIL	RNCC
5	-	-	5

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

Speed Adjustments

single speed

Details

The different speeds at which the item may be operated.

Width

5.030 inches nominal

Details

A measurement taken at right angles to the length of an item,in distinction from thickness.

Length

10.000 inches nominal

Details

A measurement of the longest dimension of any object,in distinction from width.

Operating Speed At Rated Capacity In Rpm

3000.0

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

2.574 inches nominal

Details

None.

Outlet Inside Height

2.684 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

4 threaded insert

Details

Indicates the type and number of facilities by which the item is mounted.

Rotation Direction For Which Designed

counterclockwise

Details

The direction of rotation for which the item is designed.

Features Provided

radio interference shielding

Details

Those features,not otherwise specified,which may be required for proper functioning of the item.

Air Flow Rate

130.0 cubic feet per minute nominal

Details

The rated capacity of air flow moved through the item.

Outlet Location

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

0.165 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

angular down and angular up and horizontal and vertical down and vertical up

Details

The direction in which the item discharges during operation.

Phase

three

Details

The number of alternating current phases.

Frequency In Hertz

60.0

Details

The cycles per second /hertz/ of the alternating current.

Height

7.780 inches nominal

Details

A measurement from the bottom to the top of an object,in distinction from depth.

Material

aluminum blade and steel blade

Details

The chemical compound or mechanical mixture properties of which the item is fabricated.

Material

steel housing

Details

The chemical compound or mechanical mixture properties of which the item is fabricated.

Surface Treatment

anodize blade and cadmium blade

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

enamel housing

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, inverted, rectangular outlet

Details

The style designation indicating the configuration that most nearly corresponds to the appearance of the item.

Master-Cross Reference List

Part	CAGE	DAC	HCC	RNCC	RNVC	MSDS	RNAAC
2271856-1	53711	5	-	3	2	-	ZZ
2271856-1	10001	A	-	3	9	-	CX
B53A7L9	19070	5	-	5	9	-	CX
G1323-7	88818	5	-	5	9	-	CX
020644	82877	5	-	5	2	-	CX
A0-18856-1	82877	A	-	5	2	-	CX
DXXPI-AS505CCW-190JF	82877	5	-	5	1	-	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

LOCKHEED MARTIN CORP DIV RMS - MITCHEL FIELD

CAGE: 56232

UNIONDALE , NY , 11553-3682

UNITED STATES

View Products

FAQs

Frequently asked questions for NSN 4140-00-021-4021

What is the NIIN of the NSN 4140-00-021-4021?

The National Item Identification Number (NIIN) of the NSN 4140-00-021-4021 is 00-021-4021

When the NSN 4140-00-021-4021 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Sun, Jan 1, 1961

Does the NSN 4140-00-021-4021 contain any precious metals?

Type/content is unknown

Does the NSN 4140-00-021-4021 contain any hazardous material?

No data in HMIRS

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