Z4-3

View detailed technical data, stock status, and sourcing information for: Z4-3
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-00-784-3892

Item Name Code

07623

Assigment Date

01/01/1960 (66 years ago)

not casehardened casehardening indicator, 0.025 inches nominal major thickness, e bowed ring style, rectangular cross-sectional shape style, 0.207 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: 0.207 inches nominal
Casehardening Indicator: not casehardened
Major Thickness: 0.025 inches nominal
Ring Style: e 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: 0.035 inches maximum
Material: steel comp 632
Material Document And Classification: mil-r-21248 type 2,class3 mil spec single material response
Surface Treatment: passivate

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5340-00-845-9719	No Name Available	04/12/1968

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
416725-4025	Retaining Ring
5131-25H	Retaining Ring
MS16634-4025	Retaining Ring
Z4-3	Retaining Ring

FAQs

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

What is the FSCG of the NSN 5325-00-784-3892?

The FSCG of the NSN 5325-00-784-3892 is 5325

Does the NSN 5325-00-784-3892 have a Schedule B code assigned?

Yes, the Schedule B code is 9606100000

Does NSN 5325-00-784-3892 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 5325-00-784-3892 contain precious materials?

Precious metal content is unknown

Does NSN 5325-00-784-3892 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 5325-00-784-3892 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960