N1401-81AS

View detailed technical data, stock status, and sourcing information for: N1401-81AS
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-00-068-4383

Item Name Code

07623

Assigment Date

01/01/1963 (63 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.

0.040 inches minimum and 0.044 inches maximum major thickness, 0.741 inches minimum and 0.756 inches maximum inside diameter, not casehardened casehardening indicator, rectangular cross-sectional shape style, external bowed 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: rectangular
Inside Diameter: 0.741 inches minimum and 0.756 inches maximum
Casehardening Indicator: not casehardened
Major Thickness: 0.040 inches minimum and 0.044 inches maximum
Ring Style: external bowed
Usage Design: external
Material Hardness Rating: 66.0 rockwell superficial 30-n minimum and 71.0 rockwell superficial 30-n maximum
Strength Rating: 150000.0 pounds per square inch minimum yield
End Play Takeup: 0.023 inches minimum and 0.039 inches maximum
Material: steel
Material Document And Classification: fed std 66,sae 1066 thru 1090 fed std single material response or aisi 1066 thru 1090 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Below is a list of NSNs that have been officially superseded by this NSN: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
5340-00-598-7373	No Name Available	03/16/1973

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
5101-81	Retaining Ring
MS16628-81	Retaining Ring
N1401-81AS	Retaining Ring
N1401-81CD	Retaining Ring

FAQs

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

What is the FSCG of the NSN 5325-00-068-4383?

The FSCG of the NSN 5325-00-068-4383 is 5325

Does the NSN 5325-00-068-4383 have a Schedule B code assigned?

Yes, the Schedule B code is 9606100000

Does NSN 5325-00-068-4383 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 5325-00-068-4383 contain precious materials?

Precious metal content is unknown

Does NSN 5325-00-068-4383 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 5325-00-068-4383 was assigned to the Federal Catalog?

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