Fans, Air Circulators, and Blower Equipment

Federal Supply Class (FSC): 4140

NATO Supply Classification Class (NSC): 4140

Group Description: Refrigeration, Air Conditioning, and Air Circulating Equipment

Federal Supply Group (FSG): 41

NATO Supply Classification Group (NSG): 41

Page 11 of 125

NSN Format for Fans, Air Circulators, and Blower Equipment

4140XXXXXXXXX
Group
FSG
ClassNCBIdentifier
FSC
Federal Supply Class
NIIN
NSN
FSC 4140 Fans, Air Circulators, and Blower Equipment
FSC 4140 Fans, Air Circulators, and Blower Equipment

Includes Wall Type Fans; Pedestal Type Fans; Household Type and Attic Type Exhaust Fans; Floor Fans; Forged Draft Exhaust and Disposal Kits; Fans, Air Circulators, and Blower Equipment, whether designated as "industrial" or "nonindustrial" by application and/or use.

Excludes Combination Heater-Fans (FSC 4520).

Additional Information for Fans, Air Circulators, and Blower Equipment Additional Information for Fans, Air Circulators, and Blower Equipment

NATO Supply Class 4140 is a classification within NATO Supply Group 41, which is dedicated to Refrigeration, Air Conditioning, and Air Circulating Equipment.

Specifically, Class 4140 focuses on Fans, Air Circulators, and Blower Equipment. This class includes various types of equipment used for air circulation and ventilation purposes.

Fans are devices that create airflow by rotating blades or impellers. They are commonly used in HVAC systems, industrial settings, and residential applications to circulate air and maintain proper ventilation.

Air circulators, also known as air movers or air amplifiers, are designed to move large volumes of air in a specific direction. They are often used in industrial environments to improve air circulation, cool machinery, or remove fumes and odors.

Blower equipment refers to devices that generate a high-velocity airflow by using centrifugal force or positive displacement. They are commonly used in HVAC systems, industrial processes, and pneumatic conveying systems to move air or other gases.

NATO Supply Class 4140 covers a wide range of equipment, including various types and sizes of fans, air circulators, and blowers. These devices can be powered by electricity, gas, or other energy sources, depending on their intended application.

It is important to note that the NATO Supply Classification (NSC) system is used by NATO member countries to standardize the identification and classification of military and non-military items. The NSC helps facilitate procurement, logistics, and inventory management within NATO and its member nations.

NSN by Country NSN by Country

Frequently Asked Questions(FAQ) for Federal Supply Class 4140 Frequently Asked Questions(FAQ) for Federal Supply Class 4140

What is Federal Supply Class 4140?
FSC 4140 is the Federal Supply Class(formally known as NATO Supply Classification Class NSC 4140) in the USA for supply items codified in the category of Fans, Air Circulators, and Blower Equipment.
What is NATO Supply Classification Class 4140?
NSC 4140 is the NATO Supply Classification Class (also known as Federal Supply Class FSC 4140 in the USA) for supply items codified in the category of Fans, Air Circulators, and Blower Equipment.
Which Federal Supply Group is FSC 4140 in?
FSC 4140 is in Federal Supply Group(FSG) 41 which contains .
Which NATO Supply Classification Group is NSC 4140 in?
NSC 4140 is in NATO Supply Classification Group(NSG) 41 which contains .

Supply Items Included in Federal Supply Class 4140 Supply Items Included in Federal Supply Class 4140

What is a Tubeaxial Fan? 5904 Items
A Tubeaxial Fan (FAN,TUBEAXIAL) is a nonpositive displacement mechanical device without guide vanes and having an axial fan impeller inclosed within a tubular housing. It is designed primarily for duct installation to move air or gas axially over a wide range of volumes at medium pressures.
What is a Vaneaxial Fan? 4052 Items
A Vaneaxial Fan (FAN,VANEAXIAL) is a nonpositive displacement mechanical device with guide vanes and having an axial fan impeller(s) inclosed within a tubular housing. It is designed primarily for duct installation to move air or gas axially over a wide range of volumes and pressures.
What is a Centrifugal Fan? 7326 Items
A Centrifugal Fan (FAN,CENTRIFUGAL) is 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.
What is a Ventilating Fan? 4055 Items
A Ventilating Fan (FAN,VENTILATING) is a nonpositive displacement mechanical device having either an axial or centrifugal fan impeller. It is designed to move free air or gas from indoors to outdoors or vice versa over a wide range of volumes at low pressures. It is supported by a ring, plate, or shroud or may be inclosed in a housing. It is designed for installation in a window, roof or wall opening, or the like.
What is an Axial Fan Impeller? 3877 Items
An Axial Fan Impeller (IMPELLER,FAN,AXIAL) is an item with blades or vanes equally spaced radially around the periphery of a hub, flange, or rotor. It is the rotating part of an axial type fan, electric motor, generator, and the like which creates a flow of air or gas parallel to the axis of rotation.
What is a Centrifugal Fan Impeller? 3102 Items
A Centrifugal Fan Impeller (IMPELLER,FAN,CENTRIFUGAL) is an item with blades, vanes, or paddles equally spaced radially or horizontally around the periphery of a hub, rotor, or wheel. It is the rotating part of a centrifugal fan, electric motor, generator and the like which creates a flow of air or gas perpendicular to the axis of rotation.
What is an Electric Fan Cover? 108 Items
An Electric Fan Cover (COVER,ELECTRIC FAN) is an item generally made of cloth or other flexible material, designed to fit over an electric fan while not in operation.
What is an Exhaust Disposal Kit? 96 Items
An Exhaust Disposal Kit is a collection of items such as blower(s) or fan(s), duct(s), hose(s), pipe(s), switches and the necessary mounting hardware specifically designed to be mounted in a closed structure. The item attaches to the exhaust outlet of a combustion engine, machinery, or the like, and forces exhaust gases or polluted air through a closed system to the atmosphere, thereby preventing air pollution within the structure.
What is a Circulating Fan? 3184 Items
A Circulating Fan (FAN,CIRCULATING) is a nonpositive displacement mechanical device having an axial fan impeller with or without a protective enclosure. It is designed to circulate air under free-airflow conditions, and may be equipped with a baffle(s) to deflect the air radially. It may be suspended from the ceiling, attached to the wall, or stand on a horizontal surface.
What is a Crossflow Fan? 66 Items
A Crossflow Fan (FAN,CROSSFLOW) is a non-positive displacement mechanical device having a radial fan inpeller inclosed within a drum type housing. It is designed to move free-flowing air over a wide range of volumes at low pressures. The direction of air flow for both intake and outlet is perpendicular to the axis of the impeller. It is designed to be built into ceilings, walls, control cabinets and the like.INC 35372 CANCELLED ON 021903. It was an (All Except USA) but changed to general use and REINSTATED on 01052018.
What is a Fan Impeller Guard? 1403 Items
A Fan Impeller Guard (GUARD,FAN IMPELLER) is a safety device specifically designed to protect or shield a fan impeller from physical damage and/or prevent possible injury to personnel while the fan is in operation. It may consist of a wireguard, screen, grille and the like. Excludes COVER, ELECTRIC FAN and GRILLE, METAL.
Fan Assembly,Centrifugal 1153 Items
What is an Exhaust Blower? 145 Items
An Exhaust Blower (BLOWER,EXHAUST) is a device consisting of a structural frame, fan and motor, with a stem or nozzle. It is intended for purging aircraft fuel tanks while internal maintenance is being performed.
Nozzle,Blower 181 Items
Modification Kit,Air Circulating Equipment 66 Items
What is a Workstation Exhaust Unit? 92 Items
A Workstation Exhaust Unit (EXHAUST UNIT,WORKSTATION) is an item designed to remove dust, fumes, smoke, and particles from directly above a work station. It includes a housing, particle seperator, special filter, electric motor, fan or impeller, all necessary hose and any mounting gear.
What is an Axial Fan Shroud? 187 Items
An Axial Fan Shroud (SHROUD,FAN,AXIAL) is an item designed to enclose an axial impeller both for protection and to direct airflow/circulation in a specific direction.
Cover,Ventilatory 326 Items
What is a Centrifugal Fan Housing? 691 Items
A Centrifugal Fan Housing (HOUSING,CENTRIFUGAL FAN) is the outer casing of a centrifugal fan designed to inclose an impeller. It is usually of one piece construction containing inlet(s) and outlets.
What is an Air Barrier Blower? 295 Items
An Air Barrier Blower (BLOWER,AIR BARRIER) is a nonpositive displacement mechanical device having an axial or centrifugal fan impeller inclosed within a housing with an exhaust nozzle and baffles. It is designed to move air across an open entrance to provide an air barrier to minimize heat loss or gain and repel flying insects. It may include a means of heating the exhaustible air.
What is an Air Circulating Equipment Installation Kit? 22 Items
An Air Circulating Equipment Installation Kit (INSTALLATION KIT,AIR CIRCULATING EQUIPMENT) is a collection of items which is designed to install air circulating equipment.
What is a Tubeaxial Fan Assembly? 196 Items
A Tubeaxial Fan Assembly (FAN ASSEMBLY,TUBEAXIAL) is a group of items that consist of two or more FAN,TUBEAXIAL on a common mounting, one or more switches, and electrical wiring. It may include protective grilles, a thermostatic switch, a power cable, a grounding cable, a cover or the necessary mounting hardware.

Stock Items From Supply Class 4140 Stock Items From Supply Class 4140 Page 11of 125

011465409
MODEL G
RNCC: 3 | RNVC: 2
011463524
222-38653
RNCC: 3 | RNVC: 2
011461443
KP701B
RNCC: 3 | RNVC: 2
011454474
13226E1213
RNCC: 3 | RNVC: 9
13226E1213
RNCC: 5 | RNVC: 9
13226E1213
RNCC: C | RNVC: 1
011452858
77436-1
RNCC: 3 | RNVC: 9
011450121
033714
RNCC: 3 | RNVC: 2
PROPIMAX3M-409ZH
RNCC: 5 | RNVC: 2
7683-22913-001
RNCC: 7 | RNVC: 2
011444867
13142578
RNCC: 3 | RNVC: 2
13142578
RNCC: 5 | RNVC: 1
011438129
SM-D-812224-1
RNCC: 3 | RNVC: 2
011435398
6134531-1
RNCC: 1 | RNVC: 2
033780
RNCC: 3 | RNVC: 2
011434777
008403-16
RNCC: 3 | RNVC: 2
38-2407-03
RNCC: 5 | RNVC: 9
011432523
2682-1637
RNCC: 3 | RNVC: 9
2EB612C33
RNCC: 5 | RNVC: 9
011424605
13152331
RNCC: 3 | RNVC: 2
13152331
RNCC: 5 | RNVC: 1
011413630
DX30B
RNCC: 3 | RNVC: 9
QB-36
RNCC: 5 | RNVC: 9
RB 30
RNCC: 5 | RNVC: 9
QB-30
RNCC: 5 | RNVC: 9
011411971
3308247-01
RNCC: 3 | RNVC: 2
3308247-01
RNCC: 5 | RNVC: 9
011409613
73019800
RNCC: 3 | RNVC: 9
011400927
509970-1
RNCC: 3 | RNVC: 9
011386927
12303374
RNCC: 3 | RNVC: 2
011385620
MMP91853-100
RNCC: 3 | RNVC: 2
011383877
12303377
RNCC: 3 | RNVC: 2
011372673
BC2918B-15-12
RNCC: 3 | RNVC: 2
BC2918-15-12
RNCC: 5 | RNVC: 9
011353876
5357051
RNCC: 3 | RNVC: 2
5357051
RNCC: 5 | RNVC: 9
011345242
FE400-108-1CCW
RNCC: 3 | RNVC: 2
009-0140-190
RNCC: 7 | RNVC: 2
011345243
FE400-108-1CW
RNCC: 3 | RNVC: 2
009-0140-170
RNCC: 7 | RNVC: 2
011345244
FE500-119-1
RNCC: 3 | RNVC: 2
009-0140-010
RNCC: 7 | RNVC: 2
011344815
0981-6613-00-056
RNCC: 3 | RNVC: 2
011339010
033054
RNCC: 3 | RNVC: 2
MIL 901FL-1833YF
RNCC: 5 | RNVC: 2
5054491-1
RNCC: 7 | RNVC: 2
011332625
034039
RNCC: 3 | RNVC: 2
DCPP-PS301CW272WF6-00
RNCC: 5 | RNVC: 9
011326107
A0-52156
RNCC: 3 | RNVC: 2
SAUCERFAN654DSREORDERA052156
RNCC: 5 | RNVC: 9
011324528
500706-7480
RNCC: 3 | RNVC: 2
MIL-F-18953
RNCC: 4 | RNVC: 1
A1A4W6FF-16213
RNCC: 5 | RNVC: 2
FF9631A1A4W6
RNCC: C | RNVC: 1
011320093
30181
RNCC: 3 | RNVC: 9
30181
RNCC: 5 | RNVC: 9
011312715
19A2742
RNCC: 3 | RNVC: 2
011310973
29-10193-00
RNCC: 3 | RNVC: 2
2910193-00
RNCC: 5 | RNVC: 2
011308059
12700607
RNCC: 3 | RNVC: 2
M4941Y-1A
RNCC: 5 | RNVC: 2
011300469
7308020-01
RNCC: 3 | RNVC: 2
011297014
3160-0232
RNCC: 3 | RNVC: 2
3160-0232
RNCC: 5 | RNVC: 9
011292239
723069
RNCC: 3 | RNVC: 2
723069
RNCC: 3 | RNVC: 2
723069
RNCC: 5 | RNVC: 9
011292238
723067
RNCC: 3 | RNVC: 2
723067
RNCC: 3 | RNVC: 2
723067
RNCC: 5 | RNVC: 9
011291711
10849-315-1
RNCC: 3 | RNVC: 2
011289516
363A010H10
RNCC: 3 | RNVC: 9
011287301
115-000031
RNCC: 3 | RNVC: 2
115-31
RNCC: 5 | RNVC: 2
115000031
RNCC: 5 | RNVC: 2
011278992
138C588H02
RNCC: 3 | RNVC: 2
011277244
675F400-108CW
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A13697
RNCC: 5 | RNVC: 1
011277243
675F400-108CCW
RNCC: 3 | RNVC: 2
A13697
RNCC: 5 | RNVC: 1
011277187
022520
RNCC: 3 | RNVC: 2
AXIMAX2E-398JH
RNCC: 5 | RNVC: 1
138C921H01
RNCC: 7 | RNVC: 2
011273090
647-7968-001
RNCC: 3 | RNVC: 2
011265722
975785-2
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975785-2
RNCC: 5 | RNVC: 9
011263769
PBS2107F-0-1
RNCC: 3 | RNVC: 2
011263345
11501000-1
RNCC: 3 | RNVC: 2
011244411
84D99-1
RNCC: 3 | RNVC: 2
011234846
12706211
RNCC: 3 | RNVC: 2
02494
RNCC: 3 | RNVC: 2
328227G01
RNCC: 5 | RNVC: 9
MC 033782
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328227G01
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011228991
596C102G01
RNCC: 3 | RNVC: 9
011227668
459457-2
RNCC: 1 | RNVC: 2
SC114169JK-2
RNCC: 3 | RNVC: 2
011223588
36-133
RNCC: 3 | RNVC: 2
011215903
177080-122
RNCC: 3 | RNVC: 2
4600
RNCC: 3 | RNVC: 2
4600
RNCC: 3 | RNVC: 9
177080-122
RNCC: 5 | RNVC: 9
011199475
192-243
RNCC: 3 | RNVC: 2
011197711
461304-1
RNCC: 3 | RNVC: 2
461304-1
RNCC: 5 | RNVC: 2
011193765
35440-0000
RNCC: 3 | RNVC: 2
011182666
65-697
RNCC: 3 | RNVC: 9
011177304
109D01252-101
RNCC: 3 | RNVC: 2
011173078
MI-36521-B1
RNCC: 3 | RNVC: 2
011164218
234P5003-1
RNCC: 3 | RNVC: 2
011164226
234P5003-2
RNCC: 3 | RNVC: 2
011162958
723020
RNCC: 3 | RNVC: 2
723020
RNCC: 5 | RNVC: 9
011141943
5922116P1BT1610V7-2
RNCC: 3 | RNVC: 9
011133153
76685
RNCC: 3 | RNVC: 2
011127581
1NB65Y
RNCC: 3 | RNVC: 2
M-1397-2
RNCC: 5 | RNVC: 9
011127580
1NB525
RNCC: 3 | RNVC: 2
011124883
DR505AS5B
RNCC: 3 | RNVC: 2
DR505AS5B
RNCC: 5 | RNVC: 9
011118297
21005
RNCC: 3 | RNVC: 2
21005
RNCC: 5 | RNVC: 9
011100176
3602B48
RNCC: 3 | RNVC: 9
011099944
A510-1307
RNCC: 3 | RNVC: 2
011099675
202029
RNCC: 3 | RNVC: 2
011098542
69-309
RNCC: 3 | RNVC: 2
011098514
68-235-1
RNCC: 3 | RNVC: 2
011095112
LA01AW-025
RNCC: 3 | RNVC: 2
011088987
2EB408C
RNCC: 3 | RNVC: 9
011081208
FBT2910B6-1
RNCC: 3 | RNVC: 2
011080161
M8421G9C
RNCC: 3 | RNVC: 2
011077380
177663-100
RNCC: 3 | RNVC: 2
177663-100
RNCC: 3 | RNVC: 9
011075755
WRG95684
RNCC: 1 | RNVC: 2
CPW-165-ARR4-AAF
RNCC: 3 | RNVC: 2
011072963
C050M-LH
RNCC: 3 | RNVC: 2
011065387
59-00099-001
RNCC: 3 | RNVC: 1
011065388
59-00097-001
RNCC: 3 | RNVC: 1
011044727
C51A0001-G009
RNCC: 3 | RNVC: 9
149C4250G01
RNCC: 5 | RNVC: 9
149C4250G01
RNCC: C | RNVC: 1
011035005
150-011079
RNCC: 3 | RNVC: 2
011033284
760-122VF-582-11115WITH760-300
RNCC: 3 | RNVC: 2
011025305
04100405
RNCC: 3 | RNVC: 2
269315
RNCC: 5 | RNVC: 2
011024616
3C4-000139-01
RNCC: 3 | RNVC: 2
3C4-000139-01
RNCC: 5 | RNVC: 9
011022221
P950
RNCC: 3 | RNVC: 2
36-025F01M00
RNCC: 3 | RNVC: 2
36-025F01M00R00
RNCC: 5 | RNVC: 9
011019944
3D8-000149-01
RNCC: 3 | RNVC: 2
3D8-000149-01
RNCC: 5 | RNVC: 9
011019229
AMM9020148-01
RNCC: 3 | RNVC: 2
STC0400837801
RNCC: 3 | RNVC: 2
STC0400824101
RNCC: 3 | RNVC: 2
STC4008378-01
RNCC: 5 | RNVC: 9
STC0400837801
RNCC: 5 | RNVC: 9
STC4008241-01
RNCC: 5 | RNVC: 9
9020148-01
RNCC: 5 | RNVC: 9
STC4008241-01
RNCC: 5 | RNVC: 9