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B0387 O-Ring

5331-01-099-2557

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Official Item Classification

Name
O-Ring
Part Number
B0387
(NSN) National Stock Number
5331-01-099-2557
(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
08/15/1980 (46 years ago)

0.359 inches minimum and 0.369 inches maximum center hole diameter, 85.0 shore durometer a minimum and 95.0 shore durometer a maximum hardness rating, 0.067 inches minimum and 0.073 inches maximum cross-sectional height, -30.0 fahrenheit and 500.0 fahrenheit temp rating, 0.504 inches nominal outside diameter

Specs & Compatibility

Outside Diameter

0.504 inches nominal

Temp Rating

-30.0 fahrenheit and 500.0 fahrenheit

Cross-Sectional Height

0.067 inches minimum and 0.073 inches maximum

Center Hole Diameter

0.359 inches minimum and 0.369 inches maximum

Hardness Rating

85.0 shore durometer a minimum and 95.0 shore durometer a maximum

Criticality Code Justification

zzzw

Material

rubber fluorocarbon class fpm

Material Document And Classification

mil-r-83248 mil spec single material response

Nondefinitive Spec/Std Data

1 type and 2 class

Departure From Cited Document

cleaning, packaging, and marking iaw mil-std-1330d

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
S

The item is a non-aviation critical safety item (csi) whose failure will result in serious damage to equipment or serious injury or death to personnel.

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 5331-01-099-2557?
The FSCG of the NSN 5331-01-099-2557 is 5331
Does the NSN 5331-01-099-2557 have a Schedule B code assigned?
Yes, the Schedule B code is 4016930000
Does NSN 5331-01-099-2557 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 5331-01-099-2557 contain precious materials?
Item does not contain precious metal.
Does NSN 5331-01-099-2557 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 5331-01-099-2557 was assigned to the Federal Catalog?
It was assigned 46 years ago, on Fri, Aug 15, 1980