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National Stock Number:
4820-00-971-3567
Federal Supply Class:
4820
National Item Identification Number:
009713567
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:
| 128H10107-1 | 05722 | S & L AEROSPACE METALS LLC | | 128H10107-1 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 128H10107-1 | 34550 | KHS CORP | | 128H10107-1 | 65780 | TEK PRECISION CO LIMITED | | 128H10107-1 | 79RG9 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | MS16625-1125 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| BONNET TYPE | INSIDE SCREW | | BONNET ATTACHMENT METHOD | THREADED | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | POPPET | | MOUNTING POSITION | HORIZONTAL | | OFFSET DISTANCE | 0.515 INCHES | | RENEWABLE SEAT RING TYPE | PRESSED-IN | | VALVE OPERATION METHOD | AUTOMATIC |
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