3120-01-222-2893 BUSHING,SLEEVE Index 5340-01-222-2895 COVER,ACCESS

National Stock Number:
4820-01-222-2894

Federal Supply Class:
4820

National Item Identification Number:
012222894

Description:
VALVE,CHECK

Detail:
A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.


Manufacturer Information:
SS70-910K-10J78286SIKORSKY AIRCRAFT CORPORATION


Techincal Specification:
CONNECTION STYLEFLARELESS FIRST END
CONNECTION STYLEFLARELESS SECOND END
CONNECTION STYLEGASKET SEAL (BOSS) THIRD END
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST END
CONNECTION TYPETHREADED EXTERNAL TUBE SECOND END
CONNECTION TYPETHREADED INTERNAL BOSS THIRD END
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEDISK OR POPPET
OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIALSTEEL COMP 304 BODY
MEDIA FOR WHICH DESIGNEDHYDRAULIC FLUID, PETROLEUM BASE SINGLE RESPONSE
MOUNTING POSITIONHORIZONTAL OR VERTICAL
NOMINAL THREAD SIZE0.875 INCHES FIRST END
NOMINAL THREAD SIZE0.875 INCHES SECOND END
NOMINAL THREAD SIZE0.875 INCHES THIRD END
SEAT ANGLE12.0 DEGREES SECOND END
SEAT ANGLE12.0 DEGREES FIRST END
SPECIAL FEATURESSECOND END IS BULKHEAD TYPE FITTING
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORTEE
SURFACE TREATMENTPASSIVATE
THREAD CLASS3A FIRST END
THREAD CLASS3A SECOND END
THREAD CLASS3B THIRD END
THREAD DIRECTIONRIGHT-HAND FIRST END
THREAD DIRECTIONRIGHT-HAND SECOND END
THREAD DIRECTIONRIGHT-HAND THIRD END
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF) FIRST END
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF) SECOND END
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF) THIRD END


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