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National Stock Number:
4820-00-295-6958
Federal Supply Class:
4820
National Item Identification Number:
002956958
Description:
VALVE,CHECK
Detail:
A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
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Manufacturer Information:
| 7571891P2 | 99971 | LOCKHEED MARTIN CORP NAVAL ELECTRONICS & SURVEILLANCE SYSTEMS | | P14-180 | 91816 | CIRCOR AEROSPACE, INC. |
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Techincal Specification:
| CONNECTION STYLE | FLARED (TUBE) FIRST END | | CONNECTION STYLE | PLAIN (PIPE) SECOND END | | CONNECTION TYPE | THREADED EXTERNAL PIPE SECOND END | | CONNECTION TYPE | THREADED EXTERNAL TUBE FIRST END | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | POPPET | | OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | MOUNTING POSITION | HORIZONTAL OR VERTICAL | | NOMINAL THREAD SIZE | 0.438 INCHES FIRST END | | NOMINAL THREAD SIZE | 0.250 INCHES SECOND END | | SEAT ANGLE | 37.0 DEGREES FIRST END | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU | | THREAD CLASS | 2A FIRST END | | THREAD DIRECTION | RIGHT-HAND FIRST END | | THREAD DIRECTION | RIGHT-HAND SECOND END | | THREAD SERIES DESIGNATOR | NPT SECOND END | | THREAD SERIES DESIGNATOR | UNF FIRST END |
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