B3641

View detailed technical data, stock status, and sourcing information for: B3641
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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

4140-01-400-2940

Item Name Code

04254

Assigment Date

12/13/1994 (31 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.

hull ventilation (cvn 74-75) end item identification, 440.0 ac voltage in volts and current type, counterclockwise rotation direction for which designed, 3600.0 operating speed at rated capacity in rpm, 300.0 cubic feet per minute nominal air flow rate

Product Characteristics

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

Operating Speed At Rated Capacity In Rpm: 3600.0
End Item Identification: hull ventilation (cvn 74-75)
Rotation Direction For Which Designed: counterclockwise
Air Flow Rate: 300.0 cubic feet per minute nominal
Voltage In Volts And Current Type: 440.0 ac
Prime Mover Power Rating: 2.000 horsepower
Phase: three
Frequency In Hertz: 60.0

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
B3641	Centrifugal Fan
R1-5446 CD-3641-2	Centrifugal Fan
R1-5446-CD-3641 -2	Centrifugal Fan

FAQs

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

What is the FSCG of the NSN 4140-01-400-2940?

The FSCG of the NSN 4140-01-400-2940 is 4140

Does the NSN 4140-01-400-2940 have a Schedule B code assigned?

Yes, the Schedule B code is 8414599080

Does NSN 4140-01-400-2940 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 4140-01-400-2940 contain precious materials?

Item does not contain precious metal.

Does NSN 4140-01-400-2940 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 4140-01-400-2940 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Tue, Dec 13, 1994