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		                        | National Stock Number:
 4820-01-469-6543
 
 Federal Supply Class:
 4820
 
 National Item Identification Number:
 014696543
 
 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:
 
 | 816746-1 | 73030 | HAMILTON SUNDSTRAND CORPORATION | 
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 Techincal Specification:
 
 | MATERIAL | RUBBER FLUOROSILICONE CLASS FQ |  | SPHERICAL DIAMETER | 0.375 INCHES NOMINAL |  | VALVE DESIGN CONTROL ACTIVITY | 73030 |  | VALVE MODEL NUMBER FOR WHICH DESIGNED | 816746-1 |  | VALVE SIZE FOR WHICH DESIGNED | 0.375 INCHES | 
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