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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:
| MATERIAL | STEEL CORROSION RESISTING OVERALL | | STYLE DESIGNATOR | STRAIGHT THRU | | FLOW CONTROL DEVICE | POPPET | | MAXIMUM OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | VALVE OPERATION METHOD | AUTOMATIC | | CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END | | THREADED EXTERNAL PIPE 2ND END | | CONNECTION STYLE | FLARED (TUBE) 1ST END | | PLAIN (PIPE) 2ND END | | SEAT ANGLE | 37.0 DEGREES 1ST END | | THREAD SERIES DESIGNATOR | UNF 1ST END | | NPT 2ND END | | NOMINAL THREAD SIZE | 0.438 INCHES 1ST END | | 0.250 INCHES 2ND END | | THREAD CLASS | 2A 1ST END | | THREAD DIRECTION | RIGHT-HAND 1ST END | | RIGHT-HAND 2ND END | | MOUNTING POSITION | HORIZONTAL OR | | VERTICAL | | DISK LOADING METHOD | SPRING |
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