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ISO 2904:2020
ISO metric trapezoidal screw threads - Basic dimensions
This document specifies the basic dimensions of ISO metric trapezoidal screw threads in accordance with ISO 2902. The values refer to the design profiles in accordance with ISO 2901.
This document is chiefly applicable to traversing threads for traversing motion on machines, tools, etc. It can also be used for fastening threads.
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International Organization for Standardization [iso]