518C203-85

View detailed technical data, stock status, and sourcing information for: 518C203-85
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-00-721-8963

Item Name Code

07623

Assigment Date

01/01/1963 (63 years ago)

not casehardened casehardening indicator, 0.057 inches minimum and 0.065 inches maximum major thickness, double oval cross-sectional shape style, 4.157 inches minimum and 4.182 inches maximum outside diameter, 3.721 inches minimum and 3.746 inches maximum inside diameter

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: double oval
Inside Diameter: 3.721 inches minimum and 3.746 inches maximum
Casehardening Indicator: not casehardened
Outside Diameter: 4.157 inches minimum and 4.182 inches maximum
Major Thickness: 0.057 inches minimum and 0.065 inches maximum
Ring Style: spiral
Usage Design: internal
Material: steel
Surface Treatment: cadmium

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
518C203-85	Retaining Ring
518C203-85-79	Retaining Ring
626-001-9279	Retaining Ring
907920-0053	Retaining Ring
RR400	Retaining Ring

FAQs

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

What is the FSCG of the NSN 5325-00-721-8963?

The FSCG of the NSN 5325-00-721-8963 is 5325

Does the NSN 5325-00-721-8963 have a Schedule B code assigned?

Yes, the Schedule B code is 9606100000

Does NSN 5325-00-721-8963 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 5325-00-721-8963 contain precious materials?

Precious metal content is unknown

Does NSN 5325-00-721-8963 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 5325-00-721-8963 was assigned to the Federal Catalog?

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