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National Stock Number:
4820-01-113-8851
Federal Supply Class:
4820
National Item Identification Number:
011138851
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:
| SS845-2110230ASSYRE1 2IN | 80064 | NAVAL SHIP SYSTEMS COMMAND | | SS845-2110230ASSYRE1 2INSS | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG |
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Techincal Specification:
| MATERIAL | COPPER ALLOY OVERALL | | STYLE DESIGNATOR | STRAIGHT THRU FLANGED ENDS | | VALVE SIZE | 2.000 INCHES | | FACE TO FACE DISTANCE | 5.875 INCHES | | MEDIA FOR WHICH DESIGNED | WATER, SALT SINGLE RESPONSE | | MAXIMUM OPERATING PRESSURE | 1050.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | CONNECTION TYPE | THREADED INTERNAL PIPE 1ST END | | CONNECTION STYLE | PLAIN, OPTIONAL END (PIPE) 1ST END | | MOUNTING POSITION | HORIZONTAL OR | | VERTICAL | | BONNET TYPE | INSIDE SCREW | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | QUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR SUB SAFE ITEMS | | SUPPLEMENTARY FEATURES | FLOW CONTROL DEVICE: STEM | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 80064 | | DESIGN CONTROL REFERENCE | SS845-2110230ASSYRE1 2IN |
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