420878

View detailed technical data, stock status, and sourcing information for: 420878

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420878
Federal Supply Group
Refrigeration, Air Conditioning, and Air Circulating Equipment
National Stock Number
4140-00-976-5569
Item Name Code
04254
Assigment Date
01/01/1962 (64 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.

terminal electrical connection type, 6.522 inches nominal length, single speed speed adjustments, 5.307 inches nominal width, 3300.0 operating speed at rated capacity in rpm

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
5.307 inches nominal
Length
6.522 inches nominal
Operating Speed At Rated Capacity In Rpm
3300.0
Electrical Connection Type
terminal
Outlet Inside Width
2.000 inches nominal
Outlet Inside Height
2.344 inches nominal
Static Pressure At Specified Air Flow Rate
1.5 inches of water
Drive Type
direct
Prime Mover Type
electric motor
Inclosure Type
fully inclosed
Mounting Facility Type And Quantity
4 unthreaded hole
Rotation Direction For Which Designed
counterclockwise
Features Provided
nonsparking
Air Flow Rate
50.0 cubic feet per minute maximum
Outlet Location
top
Voltage In Volts And Current Type
115.0 ac
Prime Mover Power Rating
55.0 watts
Prime Mover Drive Shaft Bearing Type
ball
Discharge Direction
horizontal
Phase
single
Frequency In Hertz
50.0 and 60.0
Height
6.753 inches nominal
Material
steel overall
Surface Treatment
cadmium blade
Surface Treatment
enamel housing outside
Surface Treatment
zinc housing inside
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
420878 Centrifugal Fan
B5AA-L2-2CC Centrifugal Fan

FAQs

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

What is the FSCG of the NSN 4140-00-976-5569?
The FSCG of the NSN 4140-00-976-5569 is 4140
Does the NSN 4140-00-976-5569 have a Schedule B code assigned?
Yes, the Schedule B code is 8414599080
Does NSN 4140-00-976-5569 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 4140-00-976-5569 contain precious materials?
Precious metal content is unknown
Does NSN 4140-00-976-5569 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 4140-00-976-5569 was assigned to the Federal Catalog?
It was assigned 64 years ago, on Mon, Jan 1, 1962

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