ISO 68-2:2023

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

Publication date: 5 tet 2023

General information

Current stage: 60.60 Effective date: 5 tet 2023

Originator: ISO

Owner: ISO/TC 1

Type: International Standard

ICS: 21.040.20

Gjuha: anglisht frëngjisht

Buying

Statusi: Publikuar

PDF - 7 123 Lekë

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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.

Life cycle

PREVIOUSLY

Revises
ISO 68-2:1998

Revises
ISO 68-2:1998/Amd 1:2020

NOW

PUBLISHED
ISO 68-2:2023
60.60 Standard published
5 tet 2023

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