Aerospace Material Specification
 
     
 
AMS 3656E
 
  Polytetrafluoroethylene Extrusions Normal Strength, As Sintered  
     
 
AMS 3657C
 
  Polytetrafluoroethylene Extrusions Premium Strength, As Sintered  
     
 
AMS 3658C
 
  Polytetrafluoroethylene Extrusions Premium Strength, Sintered & Stress-Relieved Radiographically Inspected  
     
 
AMS 3659C
 
  Polytetrafluoroethylene Extrusions Premium Strength, Sintered & Stress Relieved  
     
 
AMS 3660C
 
  Polytetrafluoroethylene Moldings General Purpose Grade, As Sintered  
     
 
AMS 3668C
 
  Polytetrafluoroethylene Moldings Premium Grade, As Sintered  
     
 
AMS 3756C
 
  Polytetrafluoroethylene Molding 75% PTFE, 25% Glass, As Sintered