NAN181

View detailed technical data, stock status, and sourcing information for: NAN181
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-00-151-7130

Item Name Code

07623

Assigment Date

11/13/1970 (55 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.

rectangular cross-sectional shape style, not casehardened casehardening indicator, 0.060 inches minimum and 0.064 inches maximum major thickness, 1.933 inches minimum and 1.964 inches maximum outside diameter, 1.621 inches minimum and 1.652 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: rectangular
Inside Diameter: 1.621 inches minimum and 1.652 inches maximum
Casehardening Indicator: not casehardened
Outside Diameter: 1.933 inches minimum and 1.964 inches maximum
Major Thickness: 0.060 inches minimum and 0.064 inches maximum
End Style: d shap below inside periphery
Ring Style: straight gap
Usage Design: internal
Material Hardness Rating: 43.0 rockwell c minimum and 52.0 rockwell c maximum
Material: steel comp 1060
Material Document And Classification: sae 1060 assn std single material response

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
4811824	Retaining Ring
4811824-4	Retaining Ring
NAN181	Retaining Ring

FAQs

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

What is the FSCG of the NSN 5325-00-151-7130?

The FSCG of the NSN 5325-00-151-7130 is 5325

Does the NSN 5325-00-151-7130 have a Schedule B code assigned?

Yes, the Schedule B code is 9606100000

Does NSN 5325-00-151-7130 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 5325-00-151-7130 contain precious materials?

Precious metal content is unknown

Does NSN 5325-00-151-7130 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 5325-00-151-7130 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Fri, Nov 13, 1970