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Safety Washers

The FeTech safety washers have two types “S” and “VS”, the material is 65Mn (ASTM:1566) and can be supplied with different surface treatments, such as phosphatizing and oiling, hot-galvanizing, zinc plating, electrophoresis, DAC, GEOMET. 
FeTech “S” safety washers
suitable for normal load requirements and available for screws from M1.6 to M36
other sizes can be customized
FeTech “VS” safety washers
with greater thickness that achieve higher pre-tensioning loads
can be used with high-strength bolts of the grade 8.8 without any restrictions
available for screws from M5 to M30
special sizes also can be customized
Download FeTech “S” & “VS” safety washers specifications.