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National Stock Number:
4820-00-516-3601
Federal Supply Class:
4820
National Item Identification Number:
005163601
Description:
VALVE,LIFT-CHECK
Detail:
A VALVE WITH A STEM THAT MAY BE MECHANICALLY ACTUATED TO TWO DIFFERENT POSITIONS BY ROTARY OR LINEAR MOTION. IN THE FIRST POSITION, ONE SIDE OF THE VALVE DISK IS LOCATED AGAINST THE SEAT PERMITTING MOVEMENT OF THE DISK IN A MANNER THAT WILL ALLOW A FLOW OF FLUID IN ONE DIRECTION THROUGH THE VALVE. IN THE SECOND POSITION, THE VALVE DISK IS LIFTED FROM THE SEAT TO ALLOW A FLOW OF FLUID IN EITHER DIRECTION THROUGH THE VALVE. THE VALVE DISK MAY BE SPRING LOADED. SEE ALSO VALVE, STOP-CHECK AND VALVE, STOP-LIFT-CHECK.
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Manufacturer Information:
| 16892 | 81982 | HYDRO-AIRE AEROSPACE CORP | | 24402 | 81982 | HYDRO-AIRE AEROSPACE CORP | | AN6247-2 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | 4-1053-1-3 | 92003 | PARKER HANNIFIN CORPORATION DIV AEROSPACE GROUP HEADQUARTERS |
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Techincal Specification:
| BONNET TYPE | PACKING RETAININGPACKING RETAINING | | CONNECTION STYLE | GASKET SEAL (BOSS) ALL ENDSGASKET SEAL (BOSS) ALL ENDS | | CONNECTION TYPE | THREADED INTERNAL BOSS ALL ENDSTHREADED INTERNAL BOSS ALL ENDS | | DISK LOADING METHOD | SPRINGSPRING | | FLOW CONTROL DEVICE | POPPETPOPPET | | MATERIAL | ALUMINUM BODY | | MEDIA FOR WHICH DESIGNED | FUEL/OIL, HYDROCARBON SINGLE RESPONSE | | MOUNTING POSITION | HORIZONTAL OR HORIZONTAL OR VERTICALVERTICAL | | NOMINAL THREAD SIZE | 0.750 INCHES ALL ENDS0.750 INCHES ALL ENDS | | OPERATING PRESSURE | 1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | VALVE OPERATION METHOD | MANUALMANUAL | | STYLE DESIGNATOR | STRAIGHT THRU | | SURFACE TREATMENT | ANODIZE | | THREAD CLASS | 3B ALL ENDS3B ALL ENDS | | THREAD DIRECTION | RIGHT-HAND ALL ENDSRIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | UNF ALL ENDS |
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