Fan disc DIN 6798-Fst. A 10.5

DIN 6798 spring steel form A Serrated lock washers A, externally toothed Dimension: A 10.5



The use of the following safety elements is ineffective:

• Spring washers DIN 127 and DIN 128, as well as DIN spring washers 137 .

These standards have no securing effect on screw connections

of higher strength (from 5.6) because they are simply flattened

and cannot compensate for any settlement.

• Serrated lock washers DIN 6798 (Palnuts)



All of these products do not meet the security requirements. The norms became. taking into account the state of the art, withdrawn.