Gewindestifte mit Innensechskant und Kegelkuppe, TufLok®-Fleck beschichtet
BN 5210
ISO 4026
DIN 913
~UNI 5923
~ČSN 021187
| Drive | 
            Drive
            Hexagon socket
 | 
| Material | 
            Material
            Steel
 | 
| Surface | 
            Surface
            zinc plated blue
 | 
| Hardness | 
            Hardness
            45 H
 | 
All features
Standard
Additional information
Coating angle α in the screw body area approx. 90°. Edge zone (spray transition) up to 180°.
Coating length l1 = ~ 4 to 6 thread turns.
Around 1 to 2 thread turns remain uncoated to ensure flawless installation (l2).
Features
| Drive | 
            Drive
            Hexagon socket
 | 
| Material | 
            Material
            Steel
 | 
| Surface | 
            Surface
            zinc plated blue
 | 
| Hardness | 
            Hardness
            45 H
 | 
Warnings
ISO 4042
Quenched and tempered fasteners ≥ 360 HV and tempered case-hardened fasteners with electroplated coatings: Susceptible to hydrogen embrittlement!
Further notes on residual risks can be found on our web page: Notes on use
Set screws are not intended to be tensile-loaded.