4140-00-635-6256

Find complete technical information, availability, and procurement data for: 4140-00-635-6256
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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

4140-00-635-6256

Item Name Code

10087

Assigment Date

01/01/1963 (63 years ago)

An item with blades, vanes, or paddles equally spaced radially or horizontally around the periphery of a hub, rotor, or wheel. It is the rotating part of a centrifugal fan, electric motor, generator and the like which creates a flow of air or gas perpendicular to the axis of rotation.

2.125 inches nominal mounting bolt circle diameter, 12 blade quantity, 0.188 inches nominal mounting hole diameter, 6.625 inches nominal diameter, 4 mounting hole quantity

Product Characteristics

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

Diameter: 6.625 inches nominal
Mounting Hole Diameter: 0.188 inches nominal
Mounting Hole Quantity: 4
Mounting Bolt Circle Diameter: 2.125 inches nominal
Blade Quantity: 12
Attachment Method: bolt hole
Hub Location: center
Material: aluminum overall
Style Designator: straight tip

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
6150-00-697-1491	No Name Available	10/13/1967

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
123397	Axial Fan Impeller
4140006356256	Axial Fan Impeller
99017-38	Axial Fan Impeller
JHP85-360	Axial Fan Impeller

FAQs

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

What is the FSCG of the NSN 4140-00-635-6256?

The FSCG of the NSN 4140-00-635-6256 is 4140

Does the NSN 4140-00-635-6256 have a Schedule B code assigned?

Yes, the Schedule B code is 8414901040

Does NSN 4140-00-635-6256 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 4140-00-635-6256 contain precious materials?

Precious metal content is unknown

Does NSN 4140-00-635-6256 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 4140-00-635-6256 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963