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 28 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 28of 125

002567924
FBT4530B1
RNCC: 3 | RNVC: 2
002559252
D15-600ABB61-853-01
RNCC: 3 | RNVC: 1
BB61-853-01
RNCC: 5 | RNVC: 1
BB61-S53-02
RNCC: 5 | RNVC: 2
D15-600-B
RNCC: 5 | RNVC: 2
VC7RH
RNCC: 5 | RNVC: 2
D15-600-A
RNCC: 5 | RNVC: 2
BB61-S53-01
RNCC: 5 | RNVC: 2
D15-600ABB61-853-01
RNCC: 5 | RNVC: 9
D15-600A
RNCC: 5 | RNVC: 9
D15-600-A
RNCC: 5 | RNVC: 9
002559247
9J959
RNCC: 3 | RNVC: 1
DD423S53-01
RNCC: 5 | RNVC: 1
9-J-959V1B
RNCC: 5 | RNVC: 2
DD423-S53-01V1B
RNCC: 5 | RNVC: 2
20ENH25LH
RNCC: 5 | RNVC: 2
002559253
D15-600ABB61-853-01
RNCC: 3 | RNVC: 1
BB61-853-01
RNCC: 5 | RNVC: 1
D15-600A
RNCC: 5 | RNVC: 1
BB61S53-01LH
RNCC: 5 | RNVC: 2
BB61S53-02LH
RNCC: 5 | RNVC: 2
D15-600ALH
RNCC: 5 | RNVC: 2
D15-600BLH
RNCC: 5 | RNVC: 2
VC7LH
RNCC: 5 | RNVC: 2
D15-600ALH
RNCC: 5 | RNVC: 9
D15-600BLH
RNCC: 5 | RNVC: 9
002485332
BT1303F0-2
RNCC: 3 | RNVC: 2
002470482
AA216-031-1CWALUM/LAC 0.125BORE
RNCC: 3 | RNVC: 1
AA216-031-1
RNCC: 5 | RNVC: 1
9-035-0662-07
RNCC: 5 | RNVC: 9
002397404
500702-6130
RNCC: 3 | RNVC: 2
500702-6130
RNCC: 5 | RNVC: 9
002389940
1056AX48S3
RNCC: 3 | RNVC: 2
2650-1955GR1
RNCC: 5 | RNVC: 2
2650-1955MDL1056AX48S3
RNCC: 5 | RNVC: 2
1056AX48S3
RNCC: 5 | RNVC: 9
2650-1955GR1
RNCC: 5 | RNVC: 9
2650-1955MDL1056AX48S3
RNCC: 5 | RNVC: 9
002387581
8V9879
RNCC: 3 | RNVC: 9
MIL-F-19004
RNCC: 4 | RNVC: 1
8V9879
RNCC: 5 | RNVC: 9
SZ03-4T
RNCC: C | RNVC: 1
002386966
396423-1
RNCC: 3 | RNVC: 2
024892
RNCC: 5 | RNVC: 2
A0-95824
RNCC: 5 | RNVC: 9
PROPIMAX2-367JH
RNCC: 5 | RNVC: 9
002375200
7710750P1
RNCC: 3 | RNVC: 1
002344119
740571-5
RNCC: 3 | RNVC: 2
740571-1
RNCC: 3 | RNVC: 2
18020-1
RNCC: 3 | RNVC: 2
18020-7
RNCC: 5 | RNVC: 2
32-831606-111
RNCC: 5 | RNVC: 2
18020-7
RNCC: 5 | RNVC: 9
18020-1
RNCC: 5 | RNVC: 9
002304227
2864442-3
RNCC: 3 | RNVC: 2
L200021920
RNCC: 5 | RNVC: 2
002304228
L200021919
RNCC: 3 | RNVC: 2
2864442-2
RNCC: 3 | RNVC: 2
19A2328
RNCC: 5 | RNVC: 2
002303768
C3850042G1
RNCC: 3 | RNVC: 9
PR0PRIMAX3B
RNCC: 5 | RNVC: 9
002281280
11-3204-605A
RNCC: 3 | RNVC: 1
11-3204-4401
RNCC: 5 | RNVC: 2
11-3204-605A
RNCC: 5 | RNVC: 9
002277609
703A263P1
RNCC: 3 | RNVC: 9
002222183
7W1917
RNCC: 3 | RNVC: 9
7W1917CCWR0TN
RNCC: 5 | RNVC: 2
50234CCWR0TN
RNCC: 5 | RNVC: 9
S7701-540506
RNCC: 5 | RNVC: 9
50234CCWR0TN
RNCC: 5 | RNVC: 9
7W1917CCWR0TN
RNCC: 5 | RNVC: 9
002140235
1JH1444
RNCC: 3 | RNVC: 2
CVA60S5300-1308445
RNCC: 5 | RNVC: 2
1-JH-1415
RNCC: 5 | RNVC: 2
1-JH-1444
RNCC: 5 | RNVC: 2
40-3ENV-125
RNCC: 5 | RNVC: 2
002140232
1JH2101
RNCC: 3 | RNVC: 2
DE1006S5300H1222745
RNCC: 5 | RNVC: 2
1JH2101
RNCC: 5 | RNVC: 2
H1222745
RNCC: 5 | RNVC: 2
H3176740
RNCC: 5 | RNVC: 2
20-2ENH60
RNCC: 5 | RNVC: 2
1JH2100
RNCC: 5 | RNVC: 2
002038994
78-8992-7804-4
RNCC: 3 | RNVC: 2
78-8992-7804-4
RNCC: 5 | RNVC: 9
78-8992-7804-4
RNCC: 5 | RNVC: 9
78-8992-7804-4
RNCC: 5 | RNVC: 9
002033895
715-1
RNCC: 3 | RNVC: 2
1-60-0001
RNCC: 5 | RNVC: 9