202989-1

View detailed technical data, stock status, and sourcing information for: 202989-1
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Federal Supply Group

Aerospace Craft Components and Accessories

Federal Supply Classification

1660 Pressurizing Equipment, Heating and Aircraft Air Conditioning

National Stock Number

1660-00-919-3535

Item Name Code

61431

Assigment Date

01/01/1960 (66 years ago)

An item consisting of blades or vanes equally spaced around the periphery or face of a hub, rotor, or wheel. Designed to receive the energy of compressed air directed through nozzle vanes and impinged upon the blades of the turbine wheel creating rotary energy and motion. Drives an impeller or fan and discharges cool air. Consists of two matched wheels, one smaller than the other, mounted together to form a single turbine wheel. It is a rotating part of an aircraft cooling turbine.

steel; 4.340 in. minimum and 4.342 in. maximum body diameter; 1.330 in. minimum and 1.350 in. maximum body width general characteristics item description

Product Characteristics

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

General Characteristics Item Description: steel; 4.340 in. minimum and 4.342 in. maximum body diameter; 1.330 in. minimum and 1.350 in. maximum body width

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
1660-00-968-8710	No Name Available	12/01/2014

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
202989-1	Aircraft Turbine Wheel Assembly
203626-1	Aircraft Turbine Wheel Assembly
BP15089	Aircraft Turbine Wheel Assembly
DM-2482	Aircraft Turbine Wheel Assembly

FAQs

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

What is the FSCG of the NSN 1660-00-919-3535?

The FSCG of the NSN 1660-00-919-3535 is 1660

Does the NSN 1660-00-919-3535 have a Schedule B code assigned?

Yes, the Schedule B code is 8807300060

Does NSN 1660-00-919-3535 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 1660-00-919-3535 contain precious materials?

Item does not contain precious metal.

Does NSN 1660-00-919-3535 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 1660-00-919-3535 was assigned to the Federal Catalog?

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