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Helical spring lock washers are the most common washers used to prevent components from loosening.
When compressed, the lock washer will twist and flatten. This prevents loosening.
A2 stainless steel is functionally equivalent to 304 grade, also known as 18-8 stainless steel.
Stainless steel significantly improves resistance to tarnishing or corrosion.
Diameter (Nominal): M16 Diameter (Dimension): 16mm Inside Diameter (Nominal): 16.2mm Outside Diameter (Nominal): 24.4mm Thickness (Nominal): 3.5mm Category: Helical Spring Lock Washers System of Measurement: Metric Brand: Aspen Fasteners® Form and Design: High Collar Material: Stainless Steel Material Grade: A2 Stainless Steel Coating: Uncoated Standards and Specifications: DIN 7980 NB: Product images are copyrighted artistic representations which may not reflect the product's exact appearance, proportions and/or relative dimensions.