M2742630204D

View detailed technical data, stock status, and sourcing information for: M2742630204D
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-01-303-4919

Item Name Code

07623

Assigment Date

06/30/1989 (37 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.

0.068 inches minimum and 0.076 inches maximum major thickness, 4.303 inches nominal inside diameter, not casehardened casehardening indicator, double oval cross-sectional shape style, 4.803 inches minimum and 4.838 inches maximum outside 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: double oval
Inside Diameter: 4.303 inches nominal
Casehardening Indicator: not casehardened
Outside Diameter: 4.803 inches minimum and 4.838 inches maximum
Major Thickness: 0.068 inches minimum and 0.076 inches maximum
Ring Style: special flat
Usage Design: internal
Material Hardness Rating: 39.8 rockwell c minimum and 43.5 rockwell c maximum
Material: steel comp 302
Material Document And Classification: mil-s-5059, type 302 mil spec single material response
Surface Treatment: passivate
Specification/Standard Data: 81349-mil-r-27426 manufacturers standard

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
M27426-3204D	Retaining Ring
M2742630204D	Retaining Ring

FAQs

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

What is the FSCG of the NSN 5325-01-303-4919?

The FSCG of the NSN 5325-01-303-4919 is 5325

Does the NSN 5325-01-303-4919 have a Schedule B code assigned?

Yes, the Schedule B code is 9606100000

Does NSN 5325-01-303-4919 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 5325-01-303-4919 contain precious materials?

Item does not contain precious metal.

Does NSN 5325-01-303-4919 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 5325-01-303-4919 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Fri, Jun 30, 1989