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National Stock Number:
4820-01-591-6424
Federal Supply Class:
4820
National Item Identification Number:
015916424
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:
| M2056-3/MPL2676 | 0ASY6 | DERBYSHIRE MARINE PRODUCTS, LLC | | M2056-3/MPL2676 | 71905 | DERBYSHIRE MACHINE & TOOL CO | | M4031-2676 | 71905 | DERBYSHIRE MACHINE & TOOL CO |
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Techincal Specification:
| FLOW CONTROL DEVICE | DISK | | MATERIAL | COPPER ALLOY BODY | | MATERIAL | NICKEL ALLOY SEAT | | PART NAME ASSIGNED BY CONTROLLING AGENCY | 0.50 INCH GLOBE STOP CHECK | | PROPRIETARY CHARACTERISTICS | PACS | | MAXIMUM OPERATING PRESSURE | 6000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
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