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National Stock Number:
4820-00-818-0522
Federal Supply Class:
4820
National Item Identification Number:
008180522
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:
| 12853 | 26044 | SAF INDUSTRIES LLC | | 12853-1 | 26044 | SAF INDUSTRIES LLC | | 2SV243 | 26044 | SAF INDUSTRIES LLC |
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Techincal Specification:
| CONNECTION STYLE | GASKET SEAL(BOSS) FIRST END | | CONNECTION TYPE | THREADED INTERNAL TUBE FIRST END | | FLOW CONTROL DEVICE | PISTON | | OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | MATERIAL | ALUMINUM ALLOY BODY | | MATERIAL | RUBBER SYNTHETIC PACKING | | MEDIA FOR WHICH DESIGNED | HYDRAULIC FLUID, PHOSPHATE-ESTER BASE SINGLE RESPONSE | | MOUNTING FACILITY | THREADED FASTENER | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES FIRST END | | NOMINAL THREAD SIZE | 0.437 INCHES FIRST END | | SEAT ANGLE | 45.0 DEGREES FIRST END | | VALVE DISCHARGE FLOW RATE | 1.2 GALLONS PER MINUTE | | STYLE DESIGNATOR | CROSS W/OFFSET | | SURFACE TREATMENT | ANODIZE | | THREAD CLASS | 3B FIRST END | | THREAD DIRECTION | RIGHT-HAND FIRST END | | THREAD SERIES DESIGNATOR | UNF FIRST END | | THREAD QUANTITY PER INCH | 20 FIRST END |
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