3815-00-186-3561 BUCKET,CLAMSHELL Index 4820-00-186-3568 VALVE,STOP-CHECK

National Stock Number:
4820-00-186-3566

Federal Supply Class:
4820

National Item Identification Number:
001863566

Description:
VALVE,STOP-CHECK

Detail:
A VALVE WITH A BOLT OR STEM THAT MAY BE MECHANICALLY ACTUATED TO TWO DIFFERENT POSITIONS BY ROTARY OR LINEAR MOTION. IN THE FIRST POSITION, THE VALVE DISK IS LOCATED AND LOCKED AGAINST THE SEAT PERMITTING NO FLUID FLOW THROUGH THE VALVE. IN THE SECOND POSITION, ONE SIDE OF THE VALVE DISK IS LOCATED AGAINST THE SEAT PERMITTING MOVEMENT OF THE DISK IN A MANNER THAT WILL ALLOW A FLOW OF FLUID IN ONE DIRECTION THROUGH THE VALVE. THE VALVE DISK MAY BE SPRING LOADED. IT MAY BE INLINE OR CARTRIDGE (MANIFOLD) DESIGN. SEE ALSO VALVE (1), LIFT-CHECK AND VALVE (1), STOP-LIFT-CHECK.


Manufacturer Information:
1024C001H31276364MILWAUKEE VALVE CO, INC
1024C001J31276364MILWAUKEE VALVE CO, INC
S4824-138554153711NAVAL SEA SYSTEMS COMMAND
S4824-138554180064NAVAL SHIP SYSTEMS COMMAND
S4824-1385541 3-1/2 INCH76364MILWAUKEE VALVE CO, INC


Techincal Specification:
BOLT CIRCLE NOMINAL DIAMETER6.062 INCHES ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.562 INCHES ALL ENDS
BOLT HOLE QUANTITY8 ALL ENDS
BONNET ATTACHMENT METHODBOLTED
BONNET TYPEOUTSIDE SCREW-YOKE
CONNECTION TYPEFLANGE ALL ENDS
FIRST CONNECTION FACE TO CENTERLINE DISTANCE5.500 INCHES
FLANGE FACE DESIGNPLAIN ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-N-894,CLASS B- CANCELED MIL SPEC SINGLE MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-N-894,CLASS B-CANCELED MIL SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY D4 FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIALCOPPER ALLOY 922 BODY
MATERIALNICKEL ALLOY FLOW CONTROL DEVICE
MATERIALNICKEL ALLOY SEAT
MATERIALNICKEL ALLOY STEM
MAXIMUM OPERATING PRESSURE100.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP425.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDSTEAM SINGLE RESPONSE
MOUNTING POSITIONVERTICAL
NOMINAL OUTSIDE DIAMETER7.187 INCHES ALL ENDS
NOMINAL THICKNESS0.500 INCHES ALL ENDS
RENEWABLE SEAT RING TYPETHREADED
SECOND CONNECTION FACE TO CENTERLINE DISTANCE5.500 INCHES
SPECIAL FEATURESVALVE SIZE 3-1/2 IN.
STYLE DESIGNATORANGLE FLANGED ENDS
TEST DATA DOCUMENT03950-CID882033363 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.).
VALVE OPERATION METHODMANUAL
VALVE SIZE3.500 INCHES


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