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		                             National Stock Number: 4820-00-957-2138
  Federal Supply Class: 4820
  National Item Identification Number: 009572138
  Description: SEAT RING,VALVE
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  Manufacturer Information: 
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  Techincal Specification:
 | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | FOR 1 IN. TYPE 37-G2 VALVE |   
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