CELO, global industrial fasteners and screw manufacturer
POWERLOK® screw, hexagonal flange TORX®
The solution for your loosening problems on tapped holes
                    
                                    Product overview
TRILOBULAR® POWERLOK® screws are recommended to solve loosening problems in tapped holes. It provides immediate and continuous locking action, excellent vibration loosening resistance and In-place fastening cost reduction by eliminating the need for additional locking elements.
POWERLOK® screws are an alternative solution to adhesive patches on metric screws and locking nuts.
List of references
    Filters
    
                            
                                    
    
    
        
        
                        Screw diameter (mm)
                        
                                                            
                                    
                                    
                                
                                                            
                                    
                                    
                                
                                                        Close
                        
                                            
                                                                
                                    5.0
                                6.0
                                
                        Screw length L (mm)
                        
                                                            
                                    
                                    
                                
                                                            
                                    
                                    
                                
                                                        Close
                        
                                            
                                                                
                                    20
                                16
                                
                        Head diameter D (mm)
                        
                                                            
                                    
                                    
                                
                                                            
                                    
                                    
                                
                                                        Close
                        
                                            
                                                                
                                    11.00
                                13.50
                                
                        Recess
                        
                                                            
                                    
                                    
                                
                                                            
                                    
                                    
                                
                                                        Close
                        
                                            
                                                        TORX® T20
                                TORX® T25
                                
                                Reference
                                
                                    
                                
                            
                            520PL78T
                                                                                                                                            
                                        616PL78T
                                                                                                                                            
                                        620PL78T
                                                                                                                                    
                                Screw diameter (mm)
                                
                                    
                                
                            
                            5.0
                                                                                                                                            
                                        6.0
                                                                                                                                            
                                        6.0
                                                                                                                                    
                                Screw length L (mm)
                                
                                    
                                
                            
                            20
                                                                                                                                            
                                        16
                                                                                                                                            
                                        20
                                                                                                                                    
                                Head diameter D (mm)
                                
                                    
                                
                            
                            11.00
                                                                                                                                            
                                        13.50
                                                                                                                                            
                                        13.50
                                                                                                                                    
                                Recess
                                
                                    
                                
                            
                            TORX® T20
                                                                                                                                            
                                        TORX® T25
                                                                                                                                            
                                        TORX® T25
                                                                                                                                    
            3 / 3 references are shown
        
        
    Applications
                            POWERLOK® screws are recommended for:
 For the assembly of components under severe vibration conditions and expansion/contraction cycles in tapped holes.
As an alternative solution to adhesive patches on metric screws and locking nuts.
                    
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