ST9M449-331

View detailed technical data, stock status, and sourcing information for: ST9M449-331
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-01-174-3262

Item Name Code

07623

Assigment Date

03/16/1984 (42 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.

not casehardened casehardening indicator, 3.074 inches minimum and 3.084 inches maximum inside diameter, 3.440 inches minimum and 3.470 inches maximum outside diameter, rectangular cross-sectional shape style, 0.038 inches minimum and 0.042 inches maximum major thickness

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: 3.074 inches minimum and 3.084 inches maximum
Casehardening Indicator: not casehardened
Outside Diameter: 3.440 inches minimum and 3.470 inches maximum
Major Thickness: 0.038 inches minimum and 0.042 inches maximum
Ring Style: special
Usage Design: internal
Strength Rating: 221000.0 pounds per square inch minimum tensile
Material: steel comp 1070 or steel comp 1074 or steel comp 1078 or steel comp 1080 or steel comp 1084 or steel comp 1085 or steel comp 1086 or steel comp 1090
Material Document And Classification: sae 1070 assn std 1st material response or sae 1074 assn std 2nd material response or sae 1078 assn std 3rd material response or sae 1080 assn std 4th material response or sae 1084 assn std 5th material response or sae 1085 assn std 6th material response or sae 1086 assn std 7th material response or sae 1090 assn std 8th material response
Surface Treatment: cadmium and chromate
Surface Treatment Document And Classification: qq-p-416, type 2, class 2 fed spec single treatment response

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
ST9M449-331	Retaining Ring
UR-331CD-M9	Retaining Ring

FAQs

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

What is the FSCG of the NSN 5325-01-174-3262?

The FSCG of the NSN 5325-01-174-3262 is 5325

Does the NSN 5325-01-174-3262 have a Schedule B code assigned?

Yes, the Schedule B code is 9606100000

Does NSN 5325-01-174-3262 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 5325-01-174-3262 contain precious materials?

Item does not contain precious metal.

Does NSN 5325-01-174-3262 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 5325-01-174-3262 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Fri, Mar 16, 1984