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National Stock Number:
4820-01-127-7224
Federal Supply Class:
4820
National Item Identification Number:
011277224
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:
| 10124572 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | | 41100 | 04192 | ROGERSON AIRCRAFT EQUIPMENT GROUP | | 41100-1 | 04192 | ROGERSON AIRCRAFT EQUIPMENT GROUP | | 716500-207 | 76301 | THE BOEING COMPANY | | 716500-209 | 96124 | TRANSDIGM INC | | 716500-213 | 96124 | TRANSDIGM INC | | 74B580072-103 | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| BONNET TYPE | PACKING RETAINING | | CONNECTION TYPE | THREADED INTERNAL BOSS 1ST END | | CONNECTION TYPE | THREADED INTERNAL BOSS 2ND END | | CONNECTION STYLE | GASKET SEAL (BOSS) 1ST END | | CONNECTION STYLE | GASKET SEAL (BOSS) 2ND END | | FLOW CONTROL DEVICE | DISK | | MATERIAL | ALUMINUM ALLOY BODY | | PROPRIETARY CHARACTERISTICS | PACS | | MAXIMUM OPERATING TEMP | 200.0 DEG FAHRENHEIT SINGLE RESPONSE | | MAXIMUM OPERATING PRESSURE | 60.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MOUNTING POSITION | HORIZONTAL | | NOMINAL THREAD SIZE | 0.438 INCHES 2ND END | | NOMINAL THREAD SIZE | 0.562 INCHES 1ST END | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU | | SURFACE TREATMENT | ANODIZE | | THREAD CLASS | 3B 1ST END | | THREAD CLASS | 3B 2ND END | | THREAD DIRECTION | RIGHT-HAND 1ST END | | THREAD DIRECTION | RIGHT-HAND 2ND END | | THREAD SERIES DESIGNATOR | UNJF 1ST END | | THREAD SERIES DESIGNATOR | UNJF 2ND END |
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