ISO 68-2:2023

Status : Published

	Format	Language
std 1 61	PDF + ePub
std 2 61	Paper

CHF61

Convert Swiss francs (CHF) to your currency

Abstract

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.

General information

Status
: Published

Publication date
: 2023-10

Stage
: International Standard published [60.60]
Edition
: 2

Number of pages
: 8
Technical Committee :
ISO/TC 1

ICS :
21.040.20
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