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National Stock Number:
4820-00-419-3201
Federal Supply Class:
4820
National Item Identification Number:
004193201
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:
| 23730 | 19156 | MOOG INC | | 23730 | 79294 | E-SYSTEMS INC MONTEK DIV FLUID CONTROLS OPNS | | 23730SS | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | 23730 | 94697 | MOOG INC |
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Techincal Specification:
| BONNET ATTACHMENT METHOD | BOLTED | | BONNET TYPE | INSIDE SCREW | | CONNECTION TYPE | BUTT WELD PIPE FIRST END | | CRITICALITY CODE JUSTIFICATION | ZZZY | | DISK LOADING METHOD | WEIGHT | | FEATURES PROVIDED | BONNET PACKING | | FLOW CONTROL DEVICE | POPPET | | MOUNTING POSITION | HORIZONTAL | | NOMINAL PIPE SIZE ACCOMMODATED | 2.000 INCHES FIRST END | | OFFSET DISTANCE | 2.875 INCHES | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY QUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTIONS FOR LEVEL 1 SUB-SAFE ITEMS | | STYLE DESIGNATOR | STRAIGHT THRU W/OFFSET | | VALVE OPERATION METHOD | MANUAL |
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