4820-01-366-1944 VALVE,GLOBE Index 4820-01-366-1946 VALVE,CHECK

National Stock Number:
4820-01-366-1945

Federal Supply Class:
4820

National Item Identification Number:
013661945

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:
7870-01657574VELAN VALVE CORP.
B14-2084P-06TS57574VELAN VALVE CORP.


Techincal Specification:
BONNET ATTACHMENT METHODBOLTED
BONNET TYPEOUTSIDE SCREW-YOKE
CONNECTION TYPEBUTT WELD PIPE ALL ENDS
CONNECTION STYLEBEVELED (PIPE) ALL ENDS
FURNISHED ITEMS AND QUANTITY1 HANDWHEEL
FLOW CONTROL DEVICEDISK
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A105 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A105 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A479,CL 2 ASSN STD SINGLE MATERIAL RESPONSE STEM
MATERIALSTEEL BODY
MATERIALSTEEL COMP 410 STEM
MATERIALSTEEL FLOW CONTROL DEVICE
MATERIALSTEEL SEAT
MAXIMUM OPERATING PRESSURE600.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDSTEAM SINGLE RESPONSE
MOUNTING POSITIONVERTICAL
NOMINAL PIPE SIZE ACCOMMODATED6.000 INCHES ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU
VALVE OPERATION METHODMANUAL


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