1169988

View detailed technical data, stock status, and sourcing information for: 1169988
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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

4140-00-203-9178

Item Name Code

04254

Assigment Date

01/01/1963 (63 years ago)

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.

5.500 inches nominal length, single speed speed adjustments, 3300.0 operating speed at rated capacity in rpm, -55.0 celsius and 150.0 celsius ambient temp at full rated power, 3.375 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.

Speed Adjustments: single speed
Width: 3.375 inches nominal
Length: 5.500 inches nominal
Ambient Temp At Full Rated Power: -55.0 celsius and 150.0 celsius
Operating Speed At Rated Capacity In Rpm: 3300.0
Electrical Connection Type: wire lead
Outlet Inside Width: 1.234 inches nominal
Outlet Inside Height: 1.281 inches nominal
Static Pressure At Specified Air Flow Rate: 0.3 inches of water
Drive Type: direct
Prime Mover Type: electric motor
Inclosure Type: fully inclosed
Mounting Facility Type And Quantity: 2 flange
Rotation Direction For Which Designed: clockwise and counterclockwise
Air Flow Rate: 22.0 cubic feet per minute nominal
Outlet Location: top
Voltage In Volts And Current Type: 115.0 ac
Prime Mover Power Rating: 0.003 horsepower
Prime Mover Drive Shaft Bearing Type: ball
Discharge Direction: horizontal
Phase: single
Height: 3.672 inches nominal
Material: steel overall
Surface Treatment: cadmium blade
Surface Treatment: enamel housing
Style Designator: fixed, dual impeller, rectangular outlet

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
1169988	Centrifugal Fan
BC1615B-24	Centrifugal Fan
NBC-K15B-38CW	Centrifugal Fan

FAQs

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

What is the FSCG of the NSN 4140-00-203-9178?

The FSCG of the NSN 4140-00-203-9178 is 4140

Does the NSN 4140-00-203-9178 have a Schedule B code assigned?

Yes, the Schedule B code is 8414599080

Does NSN 4140-00-203-9178 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 4140-00-203-9178 contain precious materials?

Precious metal content is unknown

Does NSN 4140-00-203-9178 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 4140-00-203-9178 was assigned to the Federal Catalog?

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