Specification Brand : Aspen Fasteners BulletPoint1 : Tooth washers are made with small sharp and twisted teeth that, when compressed, prevent loosening. BulletPoint2 : Effective as a lock washer when used with a soft substrate, such as aluminium or plastic. BulletPoint3 : In electrical applications, the teeth create a grounding surface to improve the connection. ExteriorFinish : Zinc ExternallyAssignedProductIdentifier1 : 0698435926646 ExternallyAssignedProductIdentifier2 : 698435926646 ItemName : (10000 pcs) 1/2", Tooth Lock Washers, Internal Tooth, Steel, Zinc Plated ItemPackageDimensions_Height : 7 inches ItemPackageDimensions_Length : 9 inches ItemPackageDimensions_Width : 9 inches ItemPackageQuantity : 10000 ItemTypeKeyword : tooth-lock-washers Manufacturer : Aspen Fasteners Material : Spring Steel 1074/1075 PartNumber : WA054-12-010000 ProductDescription : 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.DIMENSIONAL ATTRIBUTES Diameter (Nominal): 1/2" Diameter (Dimension): 0.5" Inside Diameter (Minimum): 0.512" Inside Diameter (Maximum): 0.53" Outside Diameter (Minimum): 0.867" Outside Diameter (Maximum): 0.9" Thickness (Minimum): 0.037" Thickness (Maximum): 0.45"PRODUCT ATTRIBUTES Category: Tooth Lock Washers System of Measurement: Inch Brand: Aspen Fasteners Form and Design: Internal Tooth Material: Steel Material Grade: Spring Steel Coating: Zinc Plated Coating Color: Clear Hardness Rating: Rockwell C40-C50 Origin: Origin Undefined Standards and Specifications: ASME B18.21.1 ProductSiteLaunchDate : 2024-12-01T01:43:09.067Z Size : 1/2" UnitCount : 10000