4820-01-521-6144 STEM,FLUID VALVE Index 4820-01-521-6146 VALVE,STOP-CHECK

National Stock Number:
4820-01-521-6145

Federal Supply Class:
4820

National Item Identification Number:
015216145

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:
480511859HUNT VALVE COMPANY, INC.
5021-430263PIMA VALVE, LLC


Techincal Specification:
BOLT CIRCLE NOMINAL DIAMETER4.438 INCHES ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.562 INCHES ALL ENDS
BOLT HOLE QUANTITY6 ALL ENDS
BONNET ATTACHMENT METHODBOLTED
BONNET TYPEINSIDE SCREW
CONNECTION TYPEFLANGE ALL ENDS
FURNISHED ITEMS AND QUANTITY1 HANDLE
FACE TO FACE DISTANCE8.000 INCHES
FLANGE FACE DESIGNPLAIN ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B61 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCY2" SCUPPER VALVE 150 LB. BRONZE, FLANGED
PROPRIETARY CHARACTERISTICSPACS
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED2.000 INCHES ALL ENDS
NOMINAL OUTSIDE DIAMETER5.562 INCHES ALL ENDS
NOMINAL THICKNESS0.438 INCHES ALL ENDS
SPECIAL FEATURESFLANGES IAW MIL-F-20042
VALVE OPERATION METHODMANUAL
VALVE SIZE2.000 INCHES
STYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS


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