40620

View detailed technical data, stock status, and sourcing information for: 40620
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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

4140-00-618-4546

Item Name Code

10088

Assigment Date

01/01/1960 (66 years ago)

2.406 inches nominal mounting bolt circle diameter, 2.625 inches nominal width, 4 mounting hole quantity, 6.312 inches nominal diameter, 0.188 inches nominal mounting hole diameter

Product Characteristics

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

Width: 2.625 inches nominal
Diameter: 6.312 inches nominal
Mounting Hole Diameter: 0.188 inches nominal
Mounting Hole Quantity: 4
Mounting Bolt Circle Diameter: 2.406 inches nominal
Blade Quantity: 32
Attachment Method: bolt hole
Special Features: additional mtg holes and spacing,4 0.156 in. dia on 3.781 in. bo circle,1 0.188 in. dia ctr 0.375 in. from edge of bore,ccw rotation facing open side
Material: aluminum blade
Style Designator: curved blades single width

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
40620	Centrifugal Fan Impeller
631-20S	Centrifugal Fan Impeller

FAQs

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

What is the FSCG of the NSN 4140-00-618-4546?

The FSCG of the NSN 4140-00-618-4546 is 4140

Does the NSN 4140-00-618-4546 have a Schedule B code assigned?

Yes, the Schedule B code is 8414901040

Does NSN 4140-00-618-4546 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 4140-00-618-4546 contain precious materials?

Precious metal content is unknown

Does NSN 4140-00-618-4546 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 4140-00-618-4546 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960