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National Stock Number:
4820-01-187-1962
Federal Supply Class:
4820
National Item Identification Number:
011871962
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:
| 1385673 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 5000S4824F1385673CHK2INM0D | 91643 | SERVICE BRASS AND ALUMINUM FOUNDRY CO, INC. | | 5007000200 | 76364 | MILWAUKEE VALVE CO, INC | | 5007000200 | 91643 | SERVICE BRASS AND ALUMINUM FOUNDRY CO, INC. |
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Techincal Specification:
| BOLT CIRCLE NOMINAL DIAMETER | 5.000 INCHES ALL ENDS | | BOLT HOLE NOMINAL DIAMETER | 0.750 INCHES ALL ENDS | | BOLT HOLE QUANTITY | 8 ALL ENDS | | BONNET ATTACHMENT METHOD | BOLTED | | BONNET TYPE | OUTSIDE SCREW-YOKE | | CONNECTION TYPE | FLANGE ALL ENDS | | FACE TO FACE DISTANCE | 11.500 INCHES | | FLANGE FACE DESIGN | PLAIN ALL ENDS | | FLANGE SHAPE | ROUND WITH HOLES ALL ENDS | | FLOW CONTROL DEVICE | DISK | | NOMINAL OUTSIDE DIAMETER | 6.500 INCHES ALL ENDS | | NOMINAL THICKNESS | 0.813 INCHES ALL ENDS | | MATERIAL | COPPER ALLOY STEM | | MATERIAL | COPPER ALLOY BODY | | MATERIAL | COPPER ALLOY FLOW CONTROL DEVICE | | MAXIMUM OPERATING TEMP | 425.0 DEG FAHRENHEIT SINGLE RESPONSE | | MAXIMUM OPERATING PRESSURE | 200.0 POUNDS PER SQUARE INCH 1ST RESPONSE | | MAXIMUM OPERATING PRESSURE | 400.0 POUNDS PER SQUARE INCH 2ND RESPONSE | | MEDIA FOR WHICH DESIGNED | OIL, HYDRAULIC 2ND RESPONSE | | MEDIA FOR WHICH DESIGNED | STEAM 1ST RESPONSE | | MOUNTING POSITION | HORIZONTAL | | VALVE SIZE | 2.000 INCHES | | VALVE OPERATION METHOD | MANUAL | | STYLE DESIGNATOR | STRAIGHT THRU FLANGED ENDS |
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