180859-2

View detailed technical data, stock status, and sourcing information for: 180859-2
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-00-172-6897

Item Name Code

16584

Assigment Date

11/20/1971 (54 years ago)

A washer, round in shape, and having a centrally located hole. One bearing surface is flat and unbroken, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use bearing, sleeve; bushing sleeve; or spacer, sleeve. Excludes:insulator, washer and thrust type washers.

rubber silicone material, 0.250 inches nominal thickness, 0.830 inches minimum and 0.860 inches maximum diameter, zz-r-765 fed spec single material response material document and classification, brake assembly,slat,aircraft fsc application data

Product Characteristics

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

Diameter: 0.830 inches minimum and 0.860 inches maximum
Thickness: 0.250 inches nominal
Material: rubber silicone
Material Document And Classification: zz-r-765 fed spec single material response
Fsc Application Data: brake assembly,slat,aircraft

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
180859-2	Plain Solid Disk

FAQs

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

What is the FSCG of the NSN 5340-00-172-6897?

The FSCG of the NSN 5340-00-172-6897 is 5340

Does NSN 5340-00-172-6897 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 5340-00-172-6897 contain precious materials?

Precious metal content is unknown

Does NSN 5340-00-172-6897 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 5340-00-172-6897 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Sat, Nov 20, 1971