5325-00-281-6540

Find complete technical information, availability, and procurement data for: 5325-00-281-6540
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-00-281-6540

Item Name Code

07623

Assigment Date

01/01/1961 (65 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.

1.965 inches nominal inside diameter, round cross-sectional shape style, 2.125 inches nominal outside diameter, not casehardened casehardening indicator, hooked ring 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: round
Inside Diameter: 1.965 inches nominal
Casehardening Indicator: not casehardened
Outside Diameter: 2.125 inches nominal
Ring Style: hooked
Material Diameter: 0.0800 inches nominal
Usage Design: internal
Material Hardness Rating: 44.0 rockwell c minimum and 52.0 rockwell c maximum
Strength Rating: 235000.0 pounds per square inch minimum tensile
Material: steel

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5340-00-363-8926	No Name Available	01/01/1963

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
7B1249	Retaining Ring

FAQs

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

What is the FSCG of the NSN 5325-00-281-6540?

The FSCG of the NSN 5325-00-281-6540 is 5325

Does the NSN 5325-00-281-6540 have a Schedule B code assigned?

Yes, the Schedule B code is 9606100000

Does NSN 5325-00-281-6540 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 5325-00-281-6540 contain precious materials?

Item does not contain precious metal.

Does NSN 5325-00-281-6540 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 5325-00-281-6540 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961