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National Stock Number:
4820-01-529-7249
Federal Supply Class:
4820
National Item Identification Number:
015297249
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:
| 728941 | 63686 | THE WALWORTH COMPANY | | N-51415 | 63686 | THE WALWORTH COMPANY | | N-51415/CD-N-51415-50ITEM15 | 63686 | THE WALWORTH COMPANY |
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Techincal Specification:
| MATERIAL | COPPER ALLOY BODY | | COPPER ALLOY FLOW CONTROL DEVICE | | NICKEL ALLOY SEAT | | NICKEL ALLOY STEM | | STYLE DESIGNATOR | ANGLE FLANGED ENDS | | VALVE SIZE | 3.000 INCHES | | FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 5.000 INCHES | | SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 5.000 INCHES | | MAXIMUM OPERATING PRESSURE | 100.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MAXIMUM OPERATING TEMP | 425.0 DEG FAHRENHEIT SINGLE RESPONSE | | VALVE OPERATION METHOD | MANUAL | | CONNECTION TYPE | FLANGE ALL ENDS | | FLANGE SHAPE | ROUND ALL ENDS | | NOMINAL OUTSIDE DIAMETER | 6.625 INCHES ALL ENDS | | FLANGE FACE DESIGN | PLAIN ALL ENDS | | BONNET TYPE | OUTSIDE SCREW-YOKE | | BONNET ATTACHMENT METHOD | BOLTED | | FURNISHED ITEMS AND QUANTITY | 1 HANDWHEEL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | STOP CHECK GLOBE VALVE |
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