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National Stock Number: 4820-01-312-1839
Federal Supply Class: 4820
National Item Identification Number: 013121839
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:
6300514 | 53711 | NAVAL SEA SYSTEMS COMMAND | FCLX0504450B | 92555 | THE LEE CO |
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Techincal Specification:
CONNECTION TYPE | THREADED EXTERNAL TUBE ALL ENDS | CONNECTION STYLE | FLARED (TUBE) 1ST END | CONNECTION STYLE | PLAIN (TUBE) 2ND END | CONNECTION STYLE | PLAIN (TUBE) 3RD END | FURNISHED ITEMS AND QUANTITY | 2 NUT | MATERIAL | STEEL COMP 303 FLOW CONTROL DEVICE | MATERIAL | STEEL COMP 303 BODY | MATERIAL | STEEL COMP 303 SEAT | MAXIMUM OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | NOMINAL THREAD SIZE | 0.438 INCHES ALL ENDS | SEAT ANGLE | 37.5 DEGREES 1ST END | STYLE DESIGNATOR | CROSS | THREAD CLASS | 2A ALL ENDS | THREAD DIRECTION | RIGHT-HAND ALL ENDS | THREAD SERIES DESIGNATOR | UNF ALL ENDS | VALVE OPERATION METHOD | AUTOMATIC |
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