21555

View detailed technical data, stock status, and sourcing information for: 21555
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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

4140-01-254-7938

Item Name Code

10087

Assigment Date

05/10/1987 (39 years ago)

An electric fitting primarily designed to electrically and mechanically accommodate a lamp. It may include an integral switch, transformer, or dropping resistor, provided these items control the lamp only. It does not include a shade, lens, reflector, or other item for modifying illumination. For items designed to mount on a conduit outlet, or junction box; see fixture, lighting.

5 blade quantity, clockwise rotation direction for which designed, aluminum overall material, 9.000 inches nominal diameter

Product Characteristics

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

Diameter: 9.000 inches nominal
Blade Quantity: 5
Rotation Direction For Which Designed: clockwise
Material: aluminum overall

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
21555	Axial Fan Impeller

FAQs

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

What is the FSCG of the NSN 4140-01-254-7938?

The FSCG of the NSN 4140-01-254-7938 is 4140

Does the NSN 4140-01-254-7938 have a Schedule B code assigned?

Yes, the Schedule B code is 8414901040

Does NSN 4140-01-254-7938 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 4140-01-254-7938 contain precious materials?

Item does not contain precious metal.

Does NSN 4140-01-254-7938 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 4140-01-254-7938 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Sun, May 10, 1987