5101-78H

View detailed technical data, stock status, and sourcing information for: 5101-78H
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-00-598-1505

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.

0.042 inches nominal major thickness, rectangular cross-sectional shape style, not casehardened casehardening indicator, external bowed ring style, 0.722 inches nominal 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: 0.722 inches nominal
Casehardening Indicator: not casehardened
Major Thickness: 0.042 inches nominal
Ring Style: external bowed
Usage Design: external
Material Hardness Rating: 63.0 rockwell superficial 30-n minimum and 69.5 rockwell superficial 30-n maximum
End Play Takeup: 0.020 inches maximum
Material: steel corrosion resisting
Surface Treatment: passivate

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
12Z5013-106	Retaining Ring
3101-78-SS2	Retaining Ring
480775PC115	Retaining Ring
5101-78H	Retaining Ring
MS16628-4078	Retaining Ring

FAQs

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

What is the FSCG of the NSN 5325-00-598-1505?

The FSCG of the NSN 5325-00-598-1505 is 5325

Does the NSN 5325-00-598-1505 have a Schedule B code assigned?

Yes, the Schedule B code is 9606100000

Does NSN 5325-00-598-1505 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 5325-00-598-1505 contain precious materials?

Precious metal content is unknown

Does NSN 5325-00-598-1505 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 5325-00-598-1505 was assigned to the Federal Catalog?

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