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5331-00-311-9520

O-Ring

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Official Item Classification

Name
O-Ring
(NSN) National Stock Number
5331-00-311-9520
(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
10/24/1973 (52 years ago)

0.135 inches minimum and 0.143 inches maximum cross-sectional height, 1.347 inches minimum and 1.371 inches maximum center hole diameter, 1.637 inches nominal outside diameter

Specs & Compatibility

Outside Diameter

1.637 inches nominal

Cross-Sectional Height

0.135 inches minimum and 0.143 inches maximum

Center Hole Diameter

1.347 inches minimum and 1.371 inches maximum

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

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

Related Hardware Products

Part Number Description
262399 O-Ring
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PRP568-220MILR2 5897 O-Ring

Frequently Asked Questions

What is the FSCG of the NSN 5331-00-311-9520?
The FSCG of the NSN 5331-00-311-9520 is 5331
Does NSN 5331-00-311-9520 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 5331-00-311-9520 contain precious materials?
Precious metal content is unknown
Does NSN 5331-00-311-9520 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 5331-00-311-9520 was assigned to the Federal Catalog?
It was assigned 52 years ago, on Wed, Oct 24, 1973