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		                        | National Stock Number:
 4820-00-733-1427
 
 Federal Supply Class:
 4820
 
 National Item Identification Number:
 007331427
 
 Description:
 VALVE,RESTRICTOR CHECK
 
 Detail:
 A VALVE HAVING AN ORIFICE IN THE POPPET, DISK, OR THE LIKE, TO PERMIT RESTRICTED FLUID FLOW WHEN THE VALVE IS SEATED. IT DOES NOT HAVE A STEM OR PROVISIONS FOR PRESSURE ADJUSTMENTS, AND IS SIMILAR TO A VALVE, CHECK WITH THE EXCEPTION OF THE ORIFICE WHICH PERMITS FLUID FLOW IN MORE THAN ONE DIRECTION.
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 Manufacturer Information:
 
 | 1008520-5 | 59364 | HONEYWELL INTERNATIONAL INC. |  | 1008520-5 | 77068 | ALLIED-SIGNAL INC DBA ALLIED-SIGNAL AEROSPACE CO ELECTRODYNAMICS DIV |  | 668051-11 | 98897 | LOCKHEED MARTIN CORP | 
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 Techincal Specification:
 
 | STYLE DESIGNATOR | STRAIGHT THRU |  | FLOW CONTROL DEVICE | POPPET |  | CONNECTION TYPE | THREADED INTERNAL BOSS 1ST END |  | CONNECTION STYLE | GASKET SEAL (BOSS) 1ST END |  | THREAD SERIES DESIGNATOR | UNJF 1ST END |  | NOMINAL THREAD SIZE | 0.750 INCHES 1ST END |  | THREAD QUANTITY PER INCH | 16 1ST END |  | THREAD CLASS | 3B 1ST END |  | THREAD DIRECTION | RIGHT-HAND 1ST END |  | DISK LOADING METHOD | SPRING |  | SPECIAL FEATURES | VALVE OPERATION METHOD: HYDRAULIC |  | THE MANUFACTURERS DATA |  |  | MANUFACTURERS CODE | 77068 |  | DESIGN CONTROL REFERENCE | 1008520-5 | 
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