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National Stock Number:
4820-01-281-4378
Federal Supply Class:
4820
National Item Identification Number:
012814378
Description:
VALVE,BLEEDER,HYDRAULIC SYSTEM
Detail:
A METALLIC, THREADED, SCREW-SHAPED ITEM USED IN HYDRAULIC BRAKE CYLINDERS, HYDRAULIC POWER UNITS, MISSILE LAUNCHING HYDRAULIC SYSTEMS, AND THE LIKE, FOR THE PURPOSE OF PROVIDING A MEANS OF RELEASING AIR FORM AND/OR FLUSHING A HYDRAULIC SYSTEM. IT MAY BE FURNISHED WITH OR WITHOUT A DUST CAP. EXCLUDES SPRING LOADED OR AUTOMATIC TYPE AIR PRESSURE RELIEF VALVES, AND BOLT, FLUID PASSAGE.
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Manufacturer Information:
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Techincal Specification:
| CONNECTION STYLE | PLAIN (TUBE) ALL ENDS | | CONNECTION TYPE | THREADED EXTERNAL TUBE ALL ENDS | | FLOW CONTROL DEVICE | POPPET | | OPERATING PRESSURE | 4000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | MATERIAL | STEEL COMP 316 BODY | | MATERIAL | STEEL COMP 316 FLOW CONTROL DEVICE | | MAXIMUM OPERATING TEMP | 600.0 FAHRENHEIT SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | AIR FIRST RESPONSE | | MEDIA FOR WHICH DESIGNED | GAS, NATURAL SECOND RESPONSE | | MEDIA FOR WHICH DESIGNED | STEAM THIRD RESPONSE | | NOMINAL THREAD SIZE | 0.250 INCHES ALL ENDS | | THREAD CLASS | 2A ALL ENDS | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | UNF ALL ENDS |
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