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		                        | National Stock Number:
 4820-00-827-6877
 
 Federal Supply Class:
 4820
 
 National Item Identification Number:
 008276877
 
 Description:
 BALL,CHECK
 
 Detail:
 A SPHERICAL SHAPED DEVICE THAT MAY BE OF SOLID OR HOLLOW CONSTRUCTION. IT IS DESIGNED TO SEAT IN AN OPENING THEREBY PREVENTING THE PASSAGE OF FLUID. IT MAY BE USED WITH A SPRING ENABLING THE BALL TO BECOME UNSEATED AT A PREDETERMINED PRESSURE AS EXERTED BY THE FLUID FLOW AND TO BECOME RESEATED IN THE ABSENCE OF FLUID PRESSURE. FOR VALVE BALLS THAT INCLUDE PORTS SEE BALL, VALVE, PORTED.
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 Manufacturer Information:
 
 | 2600052-7 | 11243 | COSMODYNE, LLC |  | 2600052-7CP | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG |  | 2600052-7CP | 16236 | DLA LAND AND MARITIME DBA ENGINEERING AND TECHNICAL SUPPORT DIV DOCUMENT STANDARDIZATION DIVISION (VENDOR ITEM DRAWINGS) | 
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 Techincal Specification:
 
 | CRITICALITY CODE JUSTIFICATION | ZZZY |  | PROPRIETARY CHARACTERISTICS | NPAC |  | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D | 
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