5131-18-S-MD

View detailed technical data, stock status, and sourcing information for: 5131-18-S-MD
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-00-067-3836

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.

0.013 inches minimum and 0.017 inches maximum major thickness, e bowed ring style, not casehardened casehardening indicator, rectangular cross-sectional shape style, 0.142 inches minimum and 0.146 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: 0.142 inches minimum and 0.146 inches maximum
Casehardening Indicator: not casehardened
Major Thickness: 0.013 inches minimum and 0.017 inches maximum
Ring Style: e bowed
Usage Design: external
Material Hardness Rating: 84.5 rockwell superficial 15-n minimum and 87.0 rockwell superficial 15-n maximum
End Play Takeup: 0.033 inches minimum and 0.043 inches maximum
Material: steel
Material Document And Classification: fed std 66b aisi c1066 thru c1090 fed std single material response or sae 1070 thru 1090 assn std single material response
Surface Treatment: cadmium and chromate

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5340-00-063-3765	No Name Available	11/04/1968
5325-00-200-7354	No Name Available	07/09/2001

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
1001-18	Retaining Ring
1001-18-SS2	Retaining Ring
1001-18-ST	Retaining Ring
12Z5036-48	Retaining Ring
5131-18-S-MD	Retaining Ring
5131-18MD	Retaining Ring
F3230	Retaining Ring
MS16634-1018	Retaining Ring

FAQs

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

What is the FSCG of the NSN 5325-00-067-3836?

The FSCG of the NSN 5325-00-067-3836 is 5325

Does the NSN 5325-00-067-3836 have a Schedule B code assigned?

Yes, the Schedule B code is 9606100000

Does NSN 5325-00-067-3836 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 5325-00-067-3836 contain precious materials?

Item does not contain precious metal.

Does NSN 5325-00-067-3836 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 5325-00-067-3836 was assigned to the Federal Catalog?

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