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National Stock Number:
4820-01-391-5882
Federal Supply Class:
4820
National Item Identification Number:
013915882
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:
| FIG4006-WC6 | 80318 | BTR VALVE SEALANTS INC |
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Techincal Specification:
| MATERIAL | STEEL UNS J12072 BODY | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A217, GRADE WC6 ASSN STD SINGLE MATERIAL RESPONSE BODY | | STYLE DESIGNATOR | STRAIGHT THRU FLANGED ENDS | | FLOW CONTROL DEVICE | DISK | | MAXIMUM OPERATING PRESSURE | 2220.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MAXIMUM OPERATING TEMP | 100.0 DEG FAHRENHEIT SINGLE RESPONSE | | VALVE OPERATION METHOD | MANUAL | | CONNECTION TYPE | FLANGE ALL ENDS | | MOUNTING POSITION | HORIZONTAL OR | | VERTICAL | | BONNET TYPE | OUTSIDE SCREW-YOKE | | BONNET ATTACHMENT METHOD | PRESSURE SEAL, RING TYPE | | FURNISHED ITEMS AND QUANTITY | 1 HANDWHEEL | | FEATURES PROVIDED | BONNET PACKING |
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