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National Stock Number:
4820-00-187-6747
Federal Supply Class:
4820
National Item Identification Number:
001876747
Description:
VALVE,SHUTTLE
Detail:
A VALVE HAVING ONE OUTLET AND TWO INLETS THAT ARE USUALLY OPPOSITE EACH OTHER. IT HAS A FLUID PRESSURE OPERATED PISTONLIKE ITEM, CALLED A SHUTTLE, THAT CONTROLS EITHER INLET. IT IS COMMONLY USED TO PROVIDE AN EMERGENCY PASSAGE FOR FLUID IN AN AIRCRAFT HYDRAULIC OR PNEUMATIC SYSTEM IN CASE OF LOSS OF PRESSURE IN THE NORMAL SERVICE LINES.
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Manufacturer Information:
| 151-58017 | 43999 | THE BOEING COMPANY | | 151-58017-3 | 43999 | THE BOEING COMPANY |
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Techincal Specification:
| CONNECTION STYLE | PLAIN (PIPE) 1ST END | | CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END | | FLOW CONTROL DEVICE | PISTON | | MATERIAL | ALUMINUM ALLOY BODY | | MATERIAL | ALUMINUM ALLOY FLOW CONTROL DEVICE | | MATERIAL | ALUMINUM ALLOY PACKING | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES 1ST END | | NOMINAL THREAD SIZE | 0.437 INCHES 1ST END | | STYLE DESIGNATOR | CROSS | | THREAD CLASS | 3A 1ST END | | THREAD DIRECTION | RIGHT-HAND 1ST END | | THREAD QUANTITY PER INCH | 20 1ST END | | THREAD SERIES DESIGNATOR | UNF 1ST END |
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