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National Stock Number:
4820-00-445-4886
Federal Supply Class:
4820
National Item Identification Number:
004454886
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:
| 128SC-H159-3 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 128SC-H159-3 | 58730 | AIRBORNE TECHNOLOGIES, INC. | | 128SC-H159-3 | 70974 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 128SC-H159-3 | 79RG9 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 72177 | 81982 | HYDRO-AIRE AEROSPACE CORP | | 3C3306 | 99240 | CRISSAIR INC |
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Techincal Specification:
| MATERIAL | STEEL CORROSION RESISTING OVERALL | | SURFACE TREATMENT | ENAMEL | | STYLE DESIGNATOR | STRAIGHT THRU | | FLOW CONTROL DEVICE | POPPET | | MEDIA FOR WHICH DESIGNED | AIR SINGLE RESPONSE | | MAXIMUM OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MAXIMUM OPERATING TEMP | 275.0 DEG FAHRENHEIT SINGLE RESPONSE | | VALVE OPERATION METHOD | AUTOMATIC | | CONNECTION TYPE | THREADED EXTERNAL TUBE ALL ENDS | | CONNECTION STYLE | FLARED (TUBE) ALL ENDS | | SEAT ANGLE | 37.0 DEGREES 1ST END | | THREAD SERIES DESIGNATOR | UNF ALL ENDS | | NOMINAL THREAD SIZE | 0.438 INCHES ALL ENDS | | THREAD CLASS | 3A ALL ENDS | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | MOUNTING POSITION | HORIZONTAL OR | | VERTICAL | | DISK LOADING METHOD | SPRING |
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