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MS28775-021ES O-Ring

5331-01-213-8344

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Official Item Classification

Name
O-Ring
Part Number
MS28775-021ES
(NSN) National Stock Number
5331-01-213-8344
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5331 O-Ring
(INC) Item Name Code
47946
(FIIG) Federal Item Identification Guide
A510X0
Date
08/01/1985 (41 years ago)

1.051 inches minimum and 1.081 inches maximum outside diameter, 0.920 inches minimum and 0.932 inches maximum center hole diameter, 75.0 shore durometer a nominal hardness rating, 0.067 inches minimum and 0.073 inches maximum cross-sectional height, multiple launch rocket system (mlrs) end item identification

Specs & Compatibility

Outside Diameter

1.051 inches minimum and 1.081 inches maximum

Cross-Sectional Height

0.067 inches minimum and 0.073 inches maximum

Center Hole Diameter

0.920 inches minimum and 0.932 inches maximum

End Item Identification

multiple launch rocket system (mlrs)

Hardness Rating

75.0 shore durometer a nominal

Material

rubber butadiene-acrylonitrile class nbr

Replacement For

Part Number Description
5331-00-631-1341 No Name Available 05/01/2009

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0047946

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Frequently Asked Questions

What is the FSCG of the NSN 5331-01-213-8344?
The FSCG of the NSN 5331-01-213-8344 is 5331
Does the NSN 5331-01-213-8344 have a Schedule B code assigned?
Yes, the Schedule B code is 4016930000
Does NSN 5331-01-213-8344 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 5331-01-213-8344 contain precious materials?
Item does not contain precious metal.
Does NSN 5331-01-213-8344 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 5331-01-213-8344 was assigned to the Federal Catalog?
It was assigned 41 years ago, on Thu, Aug 1, 1985