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		                             National Stock Number: 5210-00-225-8558
  Federal Supply Class: 5210
  National Item Identification Number: 002258558
  Description: HEAD,MICROMETER
  Detail: A STRAIGHT CYLINDRICAL PRECISION INSTRUMENT CONSISTING BASICALLY OF A SPINDLE, CALIBRATED SLEEVE, AND A CALIBRATED THIMBLE. DESIGNED TO BE READILY ATTACHED TO SPECIAL GAGES, FIXTURES, TOOLS, AND THE LIKE, OR INSTALLED AS AN INTEGRAL PART OF A MACHINE, WHERE CRITICAL ADJUSTMENTS AND MEASUREMENTS ARE REQUIRED.
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  Manufacturer Information:
 | 297RS | 09058 | BNS HOLDING INC. DBA BNS CO DIV PRECISION MEASURING INSTRUMENTS TESA USA |  | K143313 | 88818 | KEARFOTT CORPORATION |   
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  Techincal Specification:
 | CLAMPING SURFACE DIAMETER | 0.500 INCHES NOMINAL |  | CLAMPING SURFACE LENGTH | 0.750 INCHES NOMINAL |  | LOCKING DEVICE | NOT INCLUDED |  | MEASUREMENT SYSTEM | ENGLISH |  | SMALLEST GRADUATION UNIT | THOUSANDTHS OF AN INCH |  | PLATED FINISH | INCLUDED |  | PLATING MATERIAL | CHROME |  | RATCHET STOP | INCLUDED |  | SPINDLE PROJECTION LENGTH AT ZERO MICROMETER SETTING | 1.062 INCHES NOMINAL |  | STAINLESS STEEL MATERIAL | INCLUDED |   
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