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National Stock Number:
4820-00-725-7070
Federal Supply Class:
4820
National Item Identification Number:
007257070
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:
| 33311-3PTW3-384B2TSSCH80L1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | 33311-3W3384B2TS | 57574 | VELAN VALVE CORP. | | A7103-1-2L1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | A7123-1-2L1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | C422-1-B2L1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | C422-1-B2 | 11859 | HUNT VALVE COMPANY, INC. | | MILV22094L1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | W3-384B2TSSCH80-33311-3L1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | W3384B2TSL1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | W3384B2TS | 57574 | VELAN VALVE CORP. | | MILV22094 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| BONNET TYPE | OUTSIDE SCREW-YOKE | | BONNET ATTACHMENT METHOD | BOLTED | | CONNECTION STYLE | SOCKET (PIPE) 1ST END | | CONNECTION TYPE | UNTHREADED INTERNAL PIPE 1ST END | | CRITICALITY CODE JUSTIFICATION | FEAT | | FEATURES PROVIDED | BONNET PACKING | | FLOW CONTROL DEVICE | DISK | | MATERIAL | COBALT ALLOY SEAT | | MATERIAL | STEEL BODY | | MATERIAL | STEEL CORROSION RESISTING FLOW CONTROL DEVICE | | MATERIAL | STEEL CORROSION RESISTING STEM | | MAXIMUM OPERATING TEMP | 775.0 FAHRENHEIT SINGLE RESPONSE | | MAXIMUM OPERATING PRESSURE | 1500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS SINGLE RESPONSE | | MOUNTING POSITION | HORIZONTAL | | NOMINAL PIPE SIZE ACCOMMODATED | 0.500 INCHES 1ST END | | SPECIAL FEATURES | QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS | | STYLE DESIGNATOR | STRAIGHT THRU | | VALVE OPERATION METHOD | MANUAL |
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