IS 4218 : Part 1 : 2001 /ISO 68-1 : 1998 ISO General Purpose Metric Screw Threads - Part 1 : Basic Profile

NATIONAL FOREWORD

This Indian Standard (Part 1) which is identical with ISO 68-1 :1998 `ISO general purpose screw threads - Basic profile - Part 1:Metric screw threads' issued by the International Organization forStandardization (ISO) was adopted by the Bureau of Indian Standardson the recommendation of Engineering Standards Sectional Committeeand approval of the Basic and Production Engineering DivisionCouncil.