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About This Item

 

Full Description

This specification covers a Perfluorocarbon (FFKM) rubber in the form of molded rings, compressions seals, o-ring cord, and molded-in-place gaskets for aeronautical and aerospace applicaitons.

These products have resistance to a variety of fluids, but usage is not not limited to such applications. Each application should be considered separately. This perfluorocarbon (FFMK) has a typical service temperature range of +5 to 554 \mDF (-15 to 290 \mDC).
 

Document History

  1. SAE AMS7257E


    Perfluorocarbon (FFKM) Engine Oil, Fuel and Hydraulic Fluid Resistant 70 to 80 Hardness For High Temperature Seals in Engine Oil Systems, Fuel Systems and Hydraulic Systems

    • Most Recent
  2. SAE AMS7257D

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    Rings, Sealing, Perfluorocarbon (Ffkm) Rubber High Temperature Fluid Resistant 70-80

    • Historical Version
  3. SAE AMS7257C


    Rings, Sealing, Perfluorocarbon (FFKM) Rubber High Temperature Fluid Resistant 70-80 ( Reaffirmed: Aug 1998 )

    • Historical Version