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National Stock Number:
4820-00-183-6992
Federal Supply Class:
4820
National Item Identification Number:
001836992
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:
| 4820PL1341172 | 9009H | INSPEKTORAT WSPARCIA SIL ZBROJNYCH | | 803-4384536 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 803-4384536-52A AF | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 803-4384536-52A2AF | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 803-4384536-52AXAF NON-MAG | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 810-1385722 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 810-1385722 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 810-4384536 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 810-4384536 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 810-4384536 1IN | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 810-4384536 IN | 53711 | NAVAL SEA SYSTEMS COMMAND | | 810-4384536-52A | 53711 | NAVAL SEA SYSTEMS COMMAND | | 810-4384536-52A | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| BONNET ATTACHMENT METHOD | THREADED | | BONNET TYPE | INSIDE SCREW | | CONNECTION STYLE | PLAIN (PIPE) ALL ENDS | | CONNECTION TYPE | THREADED EXTERNAL PIPE ALL ENDS | | FEATURES PROVIDED | BONNET PACKING | | FLOW CONTROL DEVICE | DISK | | MATERIAL | COPPER ALLOY BODY | | MATERIAL | NICKEL ALLOY SEAT | | MATERIAL | NICKEL ALLOY STEM | | MEDIA FOR WHICH DESIGNED | STEAM SINGLE RESPONSE | | MOUNTING POSITION | HORIZONTAL | | NOMINAL THREAD SIZE | 1.000 INCHES ALL ENDS | | STYLE DESIGNATOR | STRAIGHT THRU | | TEST DATA DOCUMENT | 03950-CID882037226 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | NPT ALL ENDS | | VALVE OPERATION METHOD | MANUAL |
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