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DIMENSIONAL ATTRIBUTES- Diameter (Nominal): 1/4"- Diameter (Dimension): 0.25"- Inside Diameter (Minimum): 0.256"- Inside Diameter (Maximum): 0.267"- Outside Diameter (Minimum): 0.494"- Outside Diameter (Maximum): 0.51"- Thickness (Minimum): 0.023"- Thickness (Maximum): 0.028"PRODUCT ATTRIBUTES- Category: Tooth Lock Washers- System of Measurement: Inch- Brand: Aspen Fasteners- Form and Design: External Tooth- Material: Steel- Material Grade: Spring Steel- Coating: Zinc Plated- Coating Color: Yellow- Hardness Rating: Rockwell C40-C50- Origin: Origin Undefined- Standards and Specifications: ASME B18.21.1NB: Product images are copyrighted artistic representations which may not reflect the product's exact appearance, proportions and/or relative dimensions.
Tooth washers are made with small sharp and twisted teeth that, when compressed, prevent loosening.
Effective as a lock washer when used with a soft substrate, such as aluminium or plastic.
In electrical applications, the teeth create a grounding surface to improve the connection.
