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National Stock Number:
4820-01-442-3391
Federal Supply Class:
4820
National Item Identification Number:
014423391
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:
| DM12559 | 6T658 | DUDLIK INDUSTRIES INC. |
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Techincal Specification:
| CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END | | CONNECTION STYLE | FLARED (TUBE) 1ST END | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE BODY | | MATERIAL | ALUMINUM ALLOY 2024 BODY | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SOCKET-VALVE-STOP | | PROPRIETARY CHARACTERISTICS | PACS | | MOUNTING POSITION | HORIZONTAL OR VERTICAL | | NOMINAL THREAD SIZE | 1.062 INCHES 1ST END | | SEAT ANGLE | 37.0 DEGREES 1ST END | | SPECIAL FEATURES | CARTRIDGE TYPE VALVE | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | SCREW-IN CARTRIDGE | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625, TYPE II, CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE | | SURFACE TREATMENT | ANODIZE | | THREAD CLASS | 3A 1ST END | | THREAD DIRECTION | RIGHT-HAND 1ST END | | THREAD QUANTITY PER INCH | 12 1ST END | | THREAD SERIES DESIGNATOR | UNJ 1ST END |
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