4810-01-312-6702 VALVE,GLOBE Index 4820-01-312-6704 VALVE,CHECK

National Stock Number:
4820-01-312-6703

Federal Supply Class:
4820

National Item Identification Number:
013126703

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:
F13-0084C-02TS57574VELAN VALVE CORP.
P3-30450-G157574VELAN VALVE CORP.
P3-30450-G1 ITEM 2.0157574VELAN VALVE CORP.


Techincal Specification:
MATERIALSTEEL BODY
STYLE DESIGNATORSTRAIGHT THRU
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDSTEAM SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP775.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHODAUTOMATIC
CONNECTION TYPEFLANGE ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
NOMINAL OUTSIDE DIAMETER10.000 INCHES ALL ENDS
NOMINAL THICKNESS0.938 INCHES ALL ENDS
BOLT HOLE QUANTITY8 ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.875 INCHES ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER8.500 INCHES ALL ENDS
FLANGE FACE DESIGNPLAIN ALL ENDS
MOUNTING POSITIONVERTICAL
BONNET TYPEINSIDE SCREW
BONNET ATTACHMENT METHODBOLTED


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