3912751

View detailed technical data, stock status, and sourcing information for: 3912751
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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

4140-01-546-8849

Item Name Code

10088

Assigment Date

01/08/2007 (19 years ago)

A tubular shaped unthreaded item with or without a flange at one end designed to be inserted into a hole to reduce the inside diameter of the hole and to protect the surrounding body structure from damage resulting from stress, strain, and/or vibration. The overall length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body. Includes items which are divided into two or more segments which includes 180 degrees (3.141 radians) or less of the bearing periphery. For items made of rubber, see bushing, nonmetallic. See also bearing, sleeve; bushing, tapered; spacer, sleeve; insulator, bushing; and bushing, electrical conductor. Excludes:bushing, drill, jig.

20 inch sucker fan part name assigned by controlling agency, 10 blade quantity, 20.000 inches nominal diameter, threaded attachment method, 3990-01-444-5196 concrete mixer end item identification

Product Characteristics

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

Diameter: 20.000 inches nominal
End Item Identification: 3990-01-444-5196 concrete mixer
Blade Quantity: 10
Attachment Method: threaded
Part Name Assigned By Controlling Agency: 20 inch sucker fan
Style Designator: straight radial w/o back plate

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
3312751	Centrifugal Fan Impeller
33912751	Centrifugal Fan Impeller
3912751	Centrifugal Fan Impeller
B205-A0003	Centrifugal Fan Impeller

FAQs

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

What is the FSCG of the NSN 4140-01-546-8849?

The FSCG of the NSN 4140-01-546-8849 is 4140

Does the NSN 4140-01-546-8849 have a Schedule B code assigned?

Yes, the Schedule B code is 8414901040

Does NSN 4140-01-546-8849 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 4140-01-546-8849 contain precious materials?

Item does not contain precious metal.

Does NSN 4140-01-546-8849 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 4140-01-546-8849 was assigned to the Federal Catalog?

It was assigned 19 years ago, on Mon, Jan 8, 2007