Publishing and copyright information

The BSI copyright notice displayed in this document indicates when the document was last issued.

The following BSI references relate to the work on this document:

Committee reference TDW/4
Draft for comment 08/30177718 DC

Publication history

First published January 1984
Second edition november 2008

Foreword

Publishing information

This British Standard is published by BSI and came into effect on 30 November 2008. It was prepared by technical Committee TDW/4, Technical product realization. A list of organizations represented on this committee can be obtained on request to its secretary.

Supersession

This British Standard supersedes BS 6468:1984, which is withdrawn.

Information about this document

This British Standard has been fully revised to bring it up to date.

Presentational conventions

The provisions of this standard are presented in roman (i.e. upright) type. its requirements are expressed in sentences in which the principal auxiliary verb is “shall”.

Commentary, explanation and general informative material is presented in smaller italic type, and does not constitute a normative element.

Contractual and legal considerations

This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application.

Compliance with a British Standard cannot confer immunity from legal obligations.

1 Scope

This British Standard specifies requirements for spindle type S and rod type R depth micrometers with a micrometer traverse of 25 mm or 1 in, covering measuring capacities from 0 to 300 mm, or 1 in to 12 in.

Annex A gives methods of test. Advice on use is given in Annex B.

2 Normative references

3 Terms and definitions

4 Design features

4.1 Base

4.2 Spindle and rods

4.3 Micrometer screw

4.4 Thimble graduations

4.5 Assembly of micrometer with body

4.6 Spindle clamp

4.7 Adjustments

5 Accuracy

6 Marking

Bibliography

BS 6468:2008

Specification for depth micrometers

Current

Published:

30 Nov 2008