Used to spread the load of a bolt or screw over a larger area or to help prevent loosening under vibration.
Subcategory
Nord-Lock® washers
A lock washer system that uses wedge locking technology to prevent loosening under severe vibration and dynamic load.
Material
Stainless steel
Grade
316
Also known as A-4 stainless, 316 is a highly corrosion resistant grade of stainless steel. Ideal in salt water and chlorine environments.
Size
20mm
Outside diameter
30.7mm
Inside diameter
21.4mm
Thickness
3.4mm
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