ISO 13921:1996
                            
                        
                            
                                Aerospace -- Screws, 100 degrees reduced countersunk head, internal offset cruciform ribbed or unribbed drive, normal shank, short or medium length MJ threads, metallic material, coated or uncoated, strength classes less than or equal to 1 100 MPa -- Dimensions
                            
                        
                        
                        
                        
                            
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                                            No Vigente
                
 
        
                        
                        
                        
    
                
                        $63.070