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AS568-442 O-Ring

5331-01-028-0213

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Official Item Classification

Name
O-Ring
Part Number
AS568-442
(NSN) National Stock Number
5331-01-028-0213
(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
09/23/1976 (50 years ago)

331 maximum elongation percentage, 70.0 shore durometer a nominal hardness rating, 7.180 inches minimum and 7.270 inches maximum center hole diameter, -30.0 fahrenheit and 250.0 fahrenheit temp rating, 0.269 inches minimum and 0.281 inches maximum cross-sectional height

Specs & Compatibility

Temp Rating

-30.0 fahrenheit and 250.0 fahrenheit

Cross-Sectional Height

0.269 inches minimum and 0.281 inches maximum

Center Hole Diameter

7.180 inches minimum and 7.270 inches maximum

Elongation Percentage

331 maximum

Hardness Rating

70.0 shore durometer a nominal

Material

rubber butadiene-acrylonitrile class nbr

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

Related Hardware Products

Part Number Description
2-442-N674-70 O-Ring
2-442N674-70 O-Ring
238-5442 O-Ring
AS568-442 O-Ring
L-55410 O-Ring
L55410 O-Ring

Frequently Asked Questions

What is the FSCG of the NSN 5331-01-028-0213?
The FSCG of the NSN 5331-01-028-0213 is 5331
Does the NSN 5331-01-028-0213 have a Schedule B code assigned?
Yes, the Schedule B code is 4016930000
Does NSN 5331-01-028-0213 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 5331-01-028-0213 contain precious materials?
Item does not contain precious metal.
Does NSN 5331-01-028-0213 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 5331-01-028-0213 was assigned to the Federal Catalog?
It was assigned 50 years ago, on Thu, Sep 23, 1976