1560-00-455-8449 BELL CRANK Index 4820-00-455-8452 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-455-8450

Federal Supply Class:
4820

National Item Identification Number:
004558450

Description:
COCK,PLUG

Detail:
AN ITEM THAT CONTROLS THE FLOW OF A FLUID BY ROTATION OF A PORTED PLUG WITHIN A SUITABLE PORTED SEAT. IT MUST NOT HAVE ANY LUBRICATION OTHER THAN FROM THE FLUID CONTROLLED, NOR CONTAIN ANY NONMETALLIC SEAL BETWEEN PLUG AND SEAT. SEE ALSO VALVE, SEATLESS AND VALVE, PLUG.


Manufacturer Information:
1180-1-4X1-437239LUNKENHEIMER CO
247279380064NAVAL SHIP SYSTEMS COMMAND
FIG1179 1-4IN37239LUNKENHEIMER CO
41-25072219AALBERTS INTEGRATED PIPING SYSTEMS AMERICAS, INC.
83634-05X2PC1996169ELECTRIC BOAT CORPORATION


Techincal Specification:
CONNECTION STYLEPLAIN (PIPE) SECOND ENDPLAIN (PIPE) SECOND END
CONNECTION STYLEPLAIN, OPTIONAL END (PIPE) FIRST ENDPLAIN, OPTIONAL END (PIPE) FIRST END
CONNECTION TYPETHREADED EXTERNAL PIPE SECOND ENDTHREADED EXTERNAL PIPE SECOND END
CONNECTION TYPETHREADED INTERNAL PIPE FIRST ENDTHREADED INTERNAL PIPE FIRST END
FLOW STYLETWO WAY TWO PORT 360 DEGREE PLUG TURNTWO WAY TWO PORT 360 DEGREE PLUG TURN
OPERATING PRESSURE125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY B5 FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIALCOPPER ALLOY FLOW CONTROL DEVICE
MATERIALCOPPER ALLOY FLOW CONTROL DEVICECOPPER ALLOY 836 BODY
MEDIA FOR WHICH DESIGNEDSTEAM SECOND RESPONSEAIR FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDWATER, FRESH THIRD RESPONSE
MEDIA FOR WHICH DESIGNEDWATER, FRESH THIRD RESPONSESTEAM SECOND RESPONSE
NOMINAL THREAD SIZE0.250 INCHES FIRST END0.250 INCHES FIRST END
NOMINAL THREAD SIZE0.250 INCHES SECOND END0.250 INCHES SECOND END
VALVE OPERATION METHODMANUALMANUAL
THREAD DIRECTIONRIGHT-HAND FIRST ENDRIGHT-HAND FIRST END
THREAD DIRECTIONRIGHT-HAND SECOND ENDRIGHT-HAND SECOND END
THREAD SERIES DESIGNATORNPT SECOND END
THREAD SERIES DESIGNATORNPT SECOND ENDNPT FIRST END


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