4820-00-262-6896 VALVE,CROSS Index 3020-00-262-6918 GEAR,SPUR

National Stock Number:
4820-00-262-6899

Federal Supply Class:
4820

National Item Identification Number:
002626899

Description:
VALVE,CROSS

Detail:
A VALVE WITH TWO CONNECTIONS ON THE RUN AND A THIRD AND SOMETIMES FOURTH CONNECTION AT 90 DEGREE (1.5708 RADIANS) ANGLE(S) TO THE RUN. THE FLOW IS CONTROLLED BY THE ACTION OF A STEM WHICH LIFTS A DISK PERPENDICULARLY OFF OF THE CENTER AXIS OF ITS SEAT.


Techincal Specification:
BONNET ATTACHMENT METHODUNION
BONNET TYPEINSIDE SCREW
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) ALL ENDS
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
FEATURES PROVIDEDBONNET PACKING
FLOW CONTROL DEVICEDISK
MATERIAL DOCUMENT AND CLASSIFICATION66,AISI420/SAE51420 FED STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY D4/D/ FED SPEC 1ST MATERIAL RESPONSE OR QQ-N-288,COMPB FED SPEC 2ND MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-288,COMPB FED SPEC SINGLE MATERIAL RESPONSE STEM
MATERIALCOPPER ALLOY 922 OR NICKEL ALLOY SEAT
MATERIALCOPPER ALLOY 922 BODY
MATERIALNICKEL ALLOY STEM
MATERIALSTEEL FLOW CONTROL DEVICE
MAXIMUM OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH 1ST RESPONSE
MAXIMUM OPERATING PRESSURE300.0 POUNDS PER SQUARE INCH 2ND RESPONSE
MAXIMUM OPERATING TEMP366.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDSTEAM 1ST RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS 2ND RESPONSE
NOMINAL THREAD SIZE0.750 INCHES ALL ENDS
NONDEFINITIVE SPEC/STD DATA3 TYPE AND C STYLE AND 150 CLASS
RENEWABLE SEAT RING TYPETHREADED
STYLE DESIGNATORCROSS
TEST DATA DOCUMENT81349-MIL-V-1202 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATORNPT ALL ENDS
VALVE OPERATION METHODMANUAL


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