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Norm
ISO 68-2:2023
Issue date: 2023 10 05
ISO general purpose screw threads — Basic and design profiles — Part 2: Inch screw threads
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 exter...
Valid
Publisher:
International Organization for Standardization
Format:
Digital | 8 Pages
Language:
English
ICS
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.
ISO 68-2:2023
2023 10 05
ISO general purpose screw threads — Basic and design profiles — Part 2: Inch screw threads
Norm
↖
ISO 68-2:1998/Amd 1:2020
2020 01 31
ISO general-purpose screw threads — Basic profile — Part 2: Inch screw threads — Amendment 1: The di...
Norm
ISO 68-2:1998
1998 12 20
ISO general purpose screw threads — Basic profile — Part 2: Inch screw threads
Norm
