4140-00-731-2770

Find complete technical information, availability, and procurement data for: 4140-00-731-2770
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Federal Supply Group

Refrigeration, Air Conditioning, and Air Circulating Equipment

Federal Supply Classification

4140 Blower Equipment, Air Circulators and Fans

National Stock Number

4140-00-731-2770

Item Name Code

04254

Assigment Date

01/01/1963 (63 years ago)

6.120 inches nominal length, single speed speed adjustments, 3.500 inches nominal diameter, 1 stage quantity, 6.880 inches nominal width

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Stage Quantity: 1
Speed Adjustments: single speed
Width: 6.880 inches nominal
Diameter: 3.500 inches nominal
Length: 6.120 inches nominal
Ambient Temp At Full Rated Power: -55.0 celsius and 65.0 celsius
Operating Speed At Rated Capacity In Rpm: 3200.0
Outlet Inside Width: 2.531 inches nominal
Outlet Inside Height: 2.750 inches nominal
Static Pressure At Specified Air Flow Rate: 0.0 inches of water
Drive Type: direct
Prime Mover Type: electric motor
Inclosure Type: fully inclosed
Rotation Direction For Which Designed: counterclockwise
Air Flow Rate: 165.0 cubic feet per minute maximum
Outlet Location: bottom or top
Voltage In Volts And Current Type: 115.0 ac
Prime Mover Power Rating: 0.107 horsepower
Prime Mover Drive Shaft Bearing Type: ball
Discharge Direction: angular down and angular up and horizontal and vertical down and vertical up
Phase: single
Special Features: adjustable direction of discharge
Frequency In Hertz: 50.0 and 60.0
Height: 6.250 inches nominal
Material: steel overall
Quantity: 1
Surface Treatment: cadmium blade
Surface Treatment: enamel housing inside
Surface Treatment: enamel housing outside
Style Designator: fixed, rectangular outlets

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4140-00-678-3556	No Name Available	01/01/1960

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
021399	Centrifugal Fan
7722317P1	Centrifugal Fan
A0-15409	Centrifugal Fan
DRDP-KS3503CCW-364AF	Centrifugal Fan

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 4140-00-731-2770?

The FSCG of the NSN 4140-00-731-2770 is 4140

Does the NSN 4140-00-731-2770 have a Schedule B code assigned?

Yes, the Schedule B code is 8414599080

Does NSN 4140-00-731-2770 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 4140-00-731-2770 contain precious materials?

Precious metal content is unknown

Does NSN 4140-00-731-2770 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 4140-00-731-2770 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963