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National Stock Number:
4820-01-175-6356
Federal Supply Class:
4820
National Item Identification Number:
011756356
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:
| 4820PL0571067 | 9009H | INSPEKTORAT WSPARCIA SIL ZBROJNYCH | | 4820PL1825410 | 9009H | INSPEKTORAT WSPARCIA SIL ZBROJNYCH | | C9684 | 81755 | LOCKHEED MARTIN CORPORATION | | C9684-1 | 81755 | LOCKHEED MARTIN CORPORATION | | 6C220 | 82829 | ALLEN AIRCRAFT PRODUCTS INC |
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Techincal Specification:
| CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS | | CONNECTION TYPE | THREADED EXTERNAL BOSS ALL ENDS | | FLOW CONTROL DEVICE | DISK | | MATERIAL | ALUMINUM ALLOY BODY | | MAXIMUM OPERATING TEMP | 450.0 FAHRENHEIT SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | AIR SINGLE RESPONSE | | MOUNTING POSITION | HORIZONTAL OR VERTICAL | | NOMINAL THREAD SIZE | 0.438 INCHES SECOND END | | NOMINAL THREAD SIZE | 0.562 INCHES FIRST END | | OPERATING PRESSURE | 75.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | SEAT ANGLE | 37.0 DEGREES SECOND END | | SEAT ANGLE | 37.0 DEGREES FIRST END | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU | | THREAD CLASS | 3A ALL ENDS | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD QUANTITY PER INCH | 18 FIRST END | | THREAD QUANTITY PER INCH | 20 SECOND END | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT (UNJ) ALL ENDS |
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