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National Stock Number:
4820-01-260-6924
Federal Supply Class:
4820
National Item Identification Number:
012606924
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.
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Manufacturer Information:
| ASIB12251E1-6 | 11859 | HUNT VALVE COMPANY, INC. | | ASIB12251E1-6 | 30263 | PIMA VALVE, LLC |
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Techincal Specification:
| MATERIAL | COPPER ALLOY 922 OR | | COPPER ALLOY 836 BODY | | COPPER ALLOY 922 OR | | COPPER ALLOY 836 FLOW CONTROL DEVICE | | NICKEL ALLOY 400 OR | | NICKEL ALLOY SEAT | | NICKEL ALLOY 400 STEM | | STYLE DESIGNATOR | STRAIGHT THRU FLANGED ENDS | | VALVE SIZE | 6.000 INCHES | | FACE TO FACE DISTANCE | 14.000 INCHES | | FLOW CONTROL DEVICE | DISK | | MEDIA FOR WHICH DESIGNED | STEAM SINGLE RESPONSE | | MAXIMUM OPERATING PRESSURE | 300.0 POUNDS PER SQUARE INCH 1ST RESPONSE | | 150.0 POUNDS PER SQUARE INCH 2ND RESPONSE | | MAXIMUM OPERATING TEMP | 450.0 DEG FAHRENHEIT 1ST RESPONSE | | 366.0 DEG FAHRENHEIT 2ND RESPONSE | | VALVE OPERATION METHOD | MANUAL | | CONNECTION TYPE | FLANGE ALL ENDS | | FLANGE SHAPE | ROUND WITH HOLES ALL ENDS | | NOMINAL OUTSIDE DIAMETER | 11.000 INCHES ALL ENDS | | NOMINAL THICKNESS | 0.813 INCHES ALL ENDS | | BOLT HOLE QUANTITY | 8 ALL ENDS | | BOLT HOLE NOMINAL DIAMETER | 0.875 INCHES ALL ENDS | | BOLT CIRCLE NOMINAL DIAMETER | 9.500 INCHES ALL ENDS | | FLANGE FACE DESIGN | PLAIN ALL ENDS | | MOUNTING POSITION | HORIZONTAL | | BONNET TYPE | INSIDE SCREW | | BONNET ATTACHMENT METHOD | BOLTED | | FEATURES PROVIDED | BONNET PACKING | | SUPPLEMENTARY FEATURES | THIS ITEM HAS BEEN REVIEWED FOR ASBESTOS MATERIAL;THE CURRENT SOURCES,30263 HAVE INDICATED THEIR PART NUMBER CONTAINED ASBESTOS PRIOR TO 1984,THEY CONTINUE TO MANUFACTURE THE SAME PART NUMBER WITHOUT ASBESTOS MATERIAL AFTER 1984 |
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