9W61471 AND CD1903A

View detailed technical data, stock status, and sourcing information for: 9W61471 AND CD1903A
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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

4140-00-119-1689

Item Name Code

04254

Assigment Date

01/06/1973 (53 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.

1 stage quantity, two speed speed adjustments, 45.750 inches nominal diameter, 82.000 inches nominal length, 108.375 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.

Stage Quantity: 1
Speed Adjustments: two speed
Width: 108.375 inches nominal
Diameter: 45.750 inches nominal
Length: 82.000 inches nominal
Ambient Temp At Full Rated Power: 65.0 celsius
Operating Speed At Rated Capacity In Rpm: 1775.0
Electrical Connection Type: terminal block
Outlet Inside Width: 19.750 inches nominal
Outlet Inside Height: 38.625 inches nominal
Drive Type: direct
Prime Mover Type: electric motor
Inclosure Type: fully inclosed
Mounting Facility Type And Quantity: 9 unthreaded hole
Rotation Direction For Which Designed: clockwise
Outlet Location: bottom
Voltage In Volts And Current Type: 440.0 ac
Prime Mover Power Rating: 250.000 horsepower
Prime Mover Drive Shaft Bearing Type: ball
Discharge Direction: vertical down
Phase: three
Height: 86.625 inches nominal
Material: steel blade
Material: steel housing
Quantity: 1
Surface Treatment: zinc blade
Surface Treatment: zinc housing inside
Surface Treatment: zinc housing outside
Style Designator: fixed, rectangular outlets

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
9W61471 AND CD1903A	Centrifugal Fan

FAQs

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

What is the FSCG of the NSN 4140-00-119-1689?

The FSCG of the NSN 4140-00-119-1689 is 4140

Does the NSN 4140-00-119-1689 have a Schedule B code assigned?

Yes, the Schedule B code is 8414599080

Does NSN 4140-00-119-1689 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 4140-00-119-1689 contain precious materials?

Item does not contain precious metal.

Does NSN 4140-00-119-1689 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 4140-00-119-1689 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Sat, Jan 6, 1973