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		                             National Stock Number: 5210-00-241-8319
  Federal Supply Class: 5210
  National Item Identification Number: 002418319
  Description: GAGE,TRI-ROLL,PIPE THREAD
  Detail: A COMPLETE EXTERNAL THREAD GAGE USED FOR THE SIZE CONTROL OF MALE PIPE TAPER THREADS. CONSISTS OF THREE ROTATABLY MOUNTED ANNULAR GAGE ROLLS SO SPACED ON A BASE AS TO INDICATE BASIC, MAXIMUM, AND MINIMUM LIMITS.
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  Manufacturer Information:
 | LIST450 | 48521 | COLT INDUSTRIES OPERATING CORP PRATT AND WHITNEY MACHINE TOOL DIV |  | MILP7105 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |   
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  Techincal Specification:
 | ADJUSTABILITY | ADJUSTABLE |  | MAXIMUM THREAD SIZE FOR WHICH DESIGNED | 1-1/4 - 11-1/2 |  | ROLL TYPE | ANNULAR |  | SPECIAL MARKINGS | 1-1/4 - 11-1/2 ANPT BASIC,MIN,MAX |  | THREAD SERIES FOR WHICH DESIGNED | ANPT |   
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