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National Stock Number:
4820-00-486-0180
Federal Supply Class:
4820
National Item Identification Number:
004860180
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:
| 11-2744-75 | 45681 | PARKER-HANNIFIN CORPORATION | | 11-2744-75 | 92003 | PARKER HANNIFIN CORPORATION DIV AEROSPACE GROUP HEADQUARTERS | | 13641-1 | 81982 | HYDRO-AIRE AEROSPACE CORP | | 14366 | 81982 | HYDRO-AIRE AEROSPACE CORP |
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Techincal Specification:
| CONNECTION TYPE | THREADED INTERNAL TUBE 1ST END | | CONNECTION TYPE | THREADED INTERNAL TUBE 2ND END | | CONNECTION STYLE | GASKET SEAL (BOSS) 1ST END | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | POPPET | | MATERIAL | ALUMINUM ALLOY BODY | | MATERIAL | STEEL CORROSION RESISTING FLOW CONTROL DEVICE | | MATERIAL | STEEL CORROSION RESISTING SEAT | | MOUNTING FACILITY | THREADED FASTENER | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.500 INCHES 1ST END | | NOMINAL THREAD SIZE | 0.750 INCHES 1ST END | | SEAT ANGLE | 45.0 DEGREES 1ST END | | SPECIAL FEATURES | MEDIA FOR WHICH DESIGNED,HYDRALIC FLUID,PHOSPHATE-ESTER BASE | | STYLE DESIGNATOR | STRAIGHT THRU | | SURFACE TREATMENT | ANODIZE | | THREAD CLASS | 3B 1ST END | | THREAD DIRECTION | RIGHT-HAND 1ST END | | THREAD QUANTITY PER INCH | 16 1ST END | | THREAD SERIES DESIGNATOR | UNF 1ST END | | VALVE OPERATION METHOD | MANUAL |
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