4140-01-344-6490

Find complete technical information, availability, and procurement data for: 4140-01-344-6490
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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

4140-01-344-6490

Item Name Code

04245

Assigment Date

09/05/1991 (34 years ago)

A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see insert, engine valve seat.

spray tight environmental protection, inward flow direction, 20.000 inches nominal length, 65.0 celsius ambient temp at full rated power, single speed speed adjustments

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
Length: 20.000 inches nominal
Flow Direction: inward
Environmental Protection: spray tight
Ambient Temp At Full Rated Power: 65.0 celsius
Operating Speed At Rated Capacity In Rpm: 3450.0
End Item Identification: hull ventilation
Electrical Connection Type: wire lead
Static Pressure At Specified Air Flow Rate: 3.0 inches of water
Drive Type: direct
Prime Mover Type: electric motor
Inclosure Type: fully inclosed
Mounting Facility Type And Quantity: 20 unthreaded hole
Rotation Direction For Which Designed: counterclockwise
Air Flow Rate: 1500.0 cubic feet per minute nominal
Voltage In Volts And Current Type: 440.0 ac
Prime Mover Power Rating: 1.250 horsepower
Housing Inside Diameter: 17.500 inches nominal
Prime Mover Drive Shaft Bearing Type: ball
Phase: three
Special Features: magnetic permeability shall not exceed 2.0 after fabrication
Frequency In Hertz: 60.0
Material: aluminum alloy 6061 housing
Material Document And Classification: qq-a-250/11 fed spec single material response housing
Style Designator: fixed

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A1-1/2A4W6-NMVM	Vaneaxial Fan
R1-12485	Vaneaxial Fan
R1-12485 CD-3551	Vaneaxial Fan
R1-12485 CD-3551VM	Vaneaxial Fan

FAQs

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

What is the FSCG of the NSN 4140-01-344-6490?

The FSCG of the NSN 4140-01-344-6490 is 4140

Does the NSN 4140-01-344-6490 have a Schedule B code assigned?

Yes, the Schedule B code is 8414599080

Does NSN 4140-01-344-6490 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 4140-01-344-6490 contain precious materials?

Item does not contain precious metal.

Does NSN 4140-01-344-6490 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 4140-01-344-6490 was assigned to the Federal Catalog?

It was assigned 34 years ago, on Thu, Sep 5, 1991