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

Standard:
Revised:
  • 2014-05-08
 
  • CURRENT
Publisher:
  • SAE International
Pages:
9
Scope:

This specification covers a butadiene-acrylonitrile (NBR) rubber in the form of molded rings. These rings have been used typically for sealing at temperatures as low as -55 degrees C (-67 degrees F) where resistance to hot petroleum-base lubricating oil is required, but usage is not limited to such applications.

Rationale:

AMS7274J results from a Five Year Review and update of this specification. Qualification requirements have been added.

History:
Standard Published Revision Status
AMS7274J 2014-05-08 Latest Revised
1995-04-01 Historical Reaffirmed
1989-07-01 Historical Revised
1986-10-01 Historical Revised
1965-02-01 Historical Revised
1962-11-01 Historical Revised
1954-11-01 Historical Revised
1952-11-01 Historical Revised
1951-12-01 Historical Revised
1949-03-01 Historical Issued
AKA:
  • SAE AMS 7274
Sector:
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