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National Stock Number:
4820-01-420-5205
Federal Supply Class:
4820
National Item Identification Number:
014205205
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:
| 2.5 IN. 224-1 | 11859 | HUNT VALVE COMPANY, INC. | | 2.5 IN. 224-1 | 30263 | PIMA VALVE, LLC | | 2.5 IN. B12251E | 11859 | HUNT VALVE COMPANY, INC. | | 2.5 IN. B12251E | 30263 | PIMA VALVE, LLC |
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Techincal Specification:
| BOLT CIRCLE NOMINAL DIAMETER | 5.500 INCHES ALL ENDS | | BOLT HOLE NOMINAL DIAMETER | 0.750 INCHES ALL ENDS | | BOLT HOLE QUANTITY | 4 ALL ENDS | | CONNECTION TYPE | FLANGE ALL ENDS | | FLANGE SHAPE | ROUND WITH HOLES ALL ENDS | | FLOW CONTROL DEVICE | DISK | | MATERIAL | COPPER ALLOY BODY | | MOUNTING POSITION | VERTICAL | | NOMINAL OUTSIDE DIAMETER | 7.000 INCHES ALL ENDS | | NOMINAL THICKNESS | 0.562 INCHES ALL ENDS | | VALVE OPERATION METHOD | MANUAL | | VALVE SIZE | 2.500 INCHES | | STYLE DESIGNATOR | STRAIGHT THRU FLANGED ENDS |
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