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DIMENSIONAL ATTRIBUTES- Diameter (Nominal): #12- Diameter (Dimension): 0.2188"- Inside Diameter (Minimum): 0.221"- Inside Diameter (Maximum): 0.231"- Outside Diameter (Minimum): 0.394"- Outside Diameter (Maximum): 0.41"- Thickness (Minimum): 0.02"- Thickness (Maximum): 0.027"PRODUCT ATTRIBUTES- Category: Tooth Lock Washers- System of Measurement: Inch- Brand: Aspen Fasteners- Form and Design: Internal Tooth- Material: Stainless Steel- Material Grade: AISI 410 Stainless Steel- Coating: Uncoated- 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.
Stainless steel significantly improves resistance to tarnishing or corrosion.
