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		                             National Stock Number: 4820-01-440-2014
  Federal Supply Class: 4820
  National Item Identification Number: 014402014
  Description: VALVE,CHECK,OXYGEN SYSTEM
  Detail: AN ITEM PERMITTING FLOW IN ONE DIRECTION ONLY. IT DOES NOT HAVE A STEM, EXCEPT WHEN EQUIPPED WITH A LEVER AND WEIGHT AND HAS NO PRESSURE ADJUSTMENT. IT IS SPECIFICALLY DESIGNED AND/OR CLEANED FOR OXYGEN SYSTEMS. SEE ALSO VALVE, CHECK; VALVE, STOP-CHECK.
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  Manufacturer Information:
 | 1-1/4IN SW851 | 63220 | FLOWSERVE INC |  | 1.250IN SW851 | 63220 | FLOWSERVE INC |  | SW851 MOD 1-1/4IN | 63220 | FLOWSERVE INC |  | SW851 MOD 1.25IN | 63220 | FLOWSERVE INC |   
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