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SAE International - AMS7274J

Rubber: Butadiene-Acrylonitrile (NBR) 65 to 75 Hardness, For Elastomeric Seals in Aircraft Engine Oil Systems

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Organization: SAE International
Publication Date: 8 May 2014
Status: active
description:

This specification covers a butadiene-acrylonitrile (NBR) rubber in the form of molded rings, compression seals, O-ring cord, and molded-in-place gaskets for aeronautical and aerospace... View More

Document History

AMS7274J
May 8, 2014
Rubber: Butadiene-Acrylonitrile (NBR) 65 to 75 Hardness, For Elastomeric Seals in Aircraft Engine Oil Systems
This specification covers a butadiene-acrylonitrile (NBR) rubber in the form of molded rings, compression seals, O-ring cord, and molded-in-place gaskets for aeronautical and aerospace applications.

References

This document references:
AIR851 - O-RING TENSION TESTING CALCULATIONS
Published by SAE International on December 10, 1964
A description is not available for this item.
This document references:
AMS2817 - PACKAGING AND IDENTIFICATION Preformed Packings
Published by SAE International on June 1, 1959
A description is not available for this item.
This document references:
ARP3050 - Suitable Test Sizes for O-ring Specifications
Published by SAE International on February 21, 2007
There are many tests that have been developed to characterize rubber O-rings. Many of these tests are independent of the size of the O-ring being tested. However, there are some tests, specifically,...
This document references:
AS3570 - PACKING, PREFORMED - O-RING SEAL AMS7274
Published by SAE International on August 23, 2018
A description is not available for this item.
This document references:
AS568 - AEROSPACE SIZE STANDARD FOR O-RINGS
Published by SAE International on July 30, 1971
A description is not available for this item.
This document references:
AS5752 - Aerospace - Visual Inspection Standard for Elastomeric Sealing Elements Other than O-Rings
Published by SAE International on May 17, 2019
This standard provides the following: a The required surface finish criteria for the designed function of the parts b The definition of surface imperfections and defects that affect surface quality c...
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