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National Stock Number:
4820-00-482-2676
Federal Supply Class:
4820
National Item Identification Number:
004822676
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:
| 23720 | 19156 | MOOG INC | | 23720 | 79294 | E-SYSTEMS INC MONTEK DIV FLUID CONTROLS OPNS | | 23720 | 94697 | MOOG INC |
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Techincal Specification:
| BONNET ATTACHMENT METHOD | BOLTED | | BONNET TYPE | INSIDE SCREW | | CONNECTION TYPE | FLANGE 1ST END | | CRITICALITY CODE JUSTIFICATION | ZZZY | | FEATURES PROVIDED | BONNET PACKING | | FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 8.000 INCHES | | FLANGE FACE DESIGN | RAISED STRAIGHT 1ST END | | FLANGE SHAPE | ROUND 1ST END | | FLOW CONTROL DEVICE | POPPET | | MATERIAL | NICKEL ALLOY 400 BODY | | MATERIAL | NICKEL ALLOY 400 FLOW CONTROL DEVICE | | MAXIMUM OPERATING PRESSURE | 600.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | STEAM SINGLE RESPONSE | | MOUNTING POSITION | HORIZONTAL | | NOMINAL OUTSIDE DIAMETER | 8.250 INCHES 1ST END | | NOMINAL THICKNESS | 1.560 INCHES 1ST END | | RAISED FACE NOMINAL DIAMETER | 5.000 INCHES 1ST END | | RAISED FACE NOMINAL HEIGHT | 0.250 INCHES 1ST END | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS | | STYLE DESIGNATOR | ANGLE | | VALVE OPERATION METHOD | MANUAL |
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