MIL-STD-1647 Identification Markings For Domestically Manufactured Bearings, Ball, Annular For Instruments And Precision ComponentsThis standard establishes the marking requirements for identification and certification of miniature and instrument type annular ball bearings of domestic manufacture.

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MIL-STD-1647E

FOREWORD

1.  This standard is approved for use by all Departments and Agencies of the Department of

Defense.

2.  This document establishes the symbolic markings to be used for the identification of bearings manufactured in the United States and Canada for use in defense contracts.  The markings

chosen comply with those established and accepted as standard by the bearing industry.

3.  Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to:  Commander, Naval Air Warfare Center Aircraft Division, Code 414100B120-3, Hwy 547, Lakehurst, NJ 08733-5100,

by using the Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter.

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