11668650-5

View detailed technical data, stock status, and sourcing information for: 11668650-5
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-01-109-1951

Item Name Code

07623

Assigment Date

03/12/1981 (45 years ago)

A resilient metal item, circular or nearly circular, which is designed to be inserted into an internal or external groove and retained by its own spring action, or it may have external prongs or projections designed to be inserted into a hole and retained by spring action of the prongs which grip by imbedding into the material. For items having internal prongs which perform the same function, see push on nut. It is used to keep and/or lock a part(s) in position, as a ball bearing on a shaft or in a housing. See also clip, retaining and pin, lock. Excludes:ring, connecting, round.

2.143 inches minimum and 2.174 inches maximum inside diameter, rounded corners cross-sectional shape style, 2.511 inches minimum and 2.554 inches maximum outside diameter, 0.076 inches minimum and 0.080 inches maximum major thickness, not casehardened casehardening indicator

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: rounded corners
Inside Diameter: 2.143 inches minimum and 2.174 inches maximum
Casehardening Indicator: not casehardened
Outside Diameter: 2.511 inches minimum and 2.554 inches maximum
Major Thickness: 0.076 inches minimum and 0.080 inches maximum
Ring Style: straight gap
Usage Design: external
Material Hardness Rating: 48.0 rockwell c minimum and 53.0 rockwell c maximum
Material: steel comp 1060
Material Document And Classification: aisi 1060 assn std single material response

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5325-01-123-4817	No Name Available	03/01/2001

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
11668650-5	Retaining Ring
XAN231	Retaining Ring

FAQs

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

What is the FSCG of the NSN 5325-01-109-1951?

The FSCG of the NSN 5325-01-109-1951 is 5325

Does the NSN 5325-01-109-1951 have a Schedule B code assigned?

Yes, the Schedule B code is 9606100000

Does NSN 5325-01-109-1951 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 5325-01-109-1951 contain precious materials?

Item does not contain precious metal.

Does NSN 5325-01-109-1951 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 5325-01-109-1951 was assigned to the Federal Catalog?

It was assigned 45 years ago, on Thu, Mar 12, 1981