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		                             National Stock Number: 4820-00-938-3397
  Federal Supply Class: 4820
  National Item Identification Number: 009383397
  Description: STEM,VALVE
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  Manufacturer Information:
 | 76553-78X17PC39 | 96169 | ELECTRIC BOAT CORPORATION |  | 76553-78X17PC39L1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG |  | SSBN640-209-2119531PC39L1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG |  | SSBN640-209-2119531PC39 | 80064 | NAVAL SHIP SYSTEMS COMMAND |   
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  Techincal Specification:
 | CRITICALITY CODE JUSTIFICATION | ZZZY |  | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS |   
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