20509-2

View detailed technical data, stock status, and sourcing information for: 20509-2
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5330 Packing and Gasket Materials

National Stock Number

5330-00-171-5935

Item Name Code

04522

Assigment Date

01/01/1963 (63 years ago)

An instrument actuated by means of a rotating shaft and designed to register and total numerically in units proportional to one complete revolution of its shaft. It may have a fixed type mounting or designed to be hand held. See also counter, electrical.

4.250 inches nominal aperture diameter, 4.688 inches nominal outside diameter, rubber synthetic overall material, 0.062 inches nominal cross-sectional thickness, solid single or composition cross-sectional shape style

Product Characteristics

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

Cross-Sectional Shape Style: solid single or composition
Outside Diameter: 4.688 inches nominal
Aperture Diameter: 4.250 inches nominal
Cross-Sectional Thickness: 0.062 inches nominal
Material: rubber synthetic overall
Style Designator: circular

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
3930-00-932-8926	No Name Available	12/14/1973

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
11510D	Gasket
20509-2	Gasket
205092	Gasket
2374427	Gasket

FAQs

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

What is the FSCG of the NSN 5330-00-171-5935?

The FSCG of the NSN 5330-00-171-5935 is 5330

Does the NSN 5330-00-171-5935 have a Schedule B code assigned?

Yes, the Schedule B code is 4001290000

Does NSN 5330-00-171-5935 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 5330-00-171-5935 contain precious materials?

Precious metal content is unknown

Does NSN 5330-00-171-5935 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 5330-00-171-5935 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963