5331-01-372-3056

Find complete technical information, availability, and procurement data for: 5331-01-372-3056
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5331 O-Ring

National Stock Number

5331-01-372-3056

Item Name Code

47946

Assigment Date

03/05/1993 (33 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.

65.0 shore durometer a minimum and 75.0 shore durometer a maximum hardness rating, rubber chloroprene class cr material, -45.0 fahrenheit and 300.0 fahrenheit temp rating, 0.100 inches minimum and 0.106 inches maximum cross-sectional height, 4.207 inches minimum and 4.267 inches maximum center hole diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Temp Rating: -45.0 fahrenheit and 300.0 fahrenheit
Cross-Sectional Height: 0.100 inches minimum and 0.106 inches maximum
Center Hole Diameter: 4.207 inches minimum and 4.267 inches maximum
Hardness Rating: 65.0 shore durometer a minimum and 75.0 shore durometer a maximum
Material: rubber chloroprene class cr
Material Document And Classification: c873.70 mfr ref single material 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
2-156C873-70	O-Ring

FAQs

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

What is the FSCG of the NSN 5331-01-372-3056?

The FSCG of the NSN 5331-01-372-3056 is 5331

Does the NSN 5331-01-372-3056 have a Schedule B code assigned?

Yes, the Schedule B code is 4016930000

Does NSN 5331-01-372-3056 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 5331-01-372-3056 contain precious materials?

Item does not contain precious metal.

Does NSN 5331-01-372-3056 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 5331-01-372-3056 was assigned to the Federal Catalog?

It was assigned 33 years ago, on Fri, Mar 5, 1993