GSO ISO 68-2:2024

ISO 68-2:2023
Gulf Standard   Current Edition · Approved on 14 October 2024

ISO general purpose screw threads — Basic and design profiles — Part 2: Inch screw threads

GSO ISO 68-2:2024 Files

GSO ISO 68-2:2024 Scope

This document specifies the basic and design profiles for ISO inch screw threads (UN and UNR).

UN applies to both internal and external threads. UNR only applies to external threads. A flat or rounded root contour, due to the threading process, is specified for UN threads, while only a defined rounded root contour is specified for UNR external threads.

This document is applicable to the inch fastening screw threads.

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