4520-01-161-6581

Find complete technical information, availability, and procurement data for: 4520-01-161-6581
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Federal Supply Group

Plumbing, Heating, and Waste Disposal Equipment

Federal Supply Classification

4520 Space and Water Heating Equipment

National Stock Number

4520-01-161-6581

Item Name Code

15679

Assigment Date

09/08/1983 (42 years ago)

steel material, 20 sheet metal gage size, 18.000 inches nominal fitting inside diameter, zinc surface treatment, 4.000 inches nominal fitting overall length

Product Characteristics

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

Sheet Metal Gage Size: 20
Fitting Overall Length: 4.000 inches nominal
Fitting Inside Diameter: 18.000 inches nominal
Material: steel
Surface Treatment: zinc
Style Designator: round

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
14-2-18	Air Conditioning-Heating Collar

FAQs

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

What is the FSCG of the NSN 4520-01-161-6581?

The FSCG of the NSN 4520-01-161-6581 is 4520

Does NSN 4520-01-161-6581 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 4520-01-161-6581 contain precious materials?

Item does not contain precious metal.

Does NSN 4520-01-161-6581 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 4520-01-161-6581 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Thu, Sep 8, 1983