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		                             National Stock Number: 4470-00-931-2415
  Federal Supply Class: 4470
  National Item Identification Number: 009312415
  Description: WINDOW,OBSERVATION
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  Manufacturer Information:
 | 0668-34 | 33781 | TUTHILL CORPORATION DBA TUTHILL VAC & BLOWER SYSTEMS DIV TUTHILL VACUUM SYSTEMS |  | 3198-2PC9 | 33781 | TUTHILL CORPORATION DBA TUTHILL VAC & BLOWER SYSTEMS DIV TUTHILL VACUUM SYSTEMS |   
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  Techincal Specification:
 | CRITICALITY CODE JUSTIFICATION | ZZZY |  | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS. |   
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