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National Stock Number:
4820-00-482-7975
Federal Supply Class:
4820
National Item Identification Number:
004827975
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:
| 2497171 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | | 249T1-4UT | 91816 | CIRCOR AEROSPACE, INC. |
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Techincal Specification:
| CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END | | CONNECTION STYLE | FLARED (TUBE) 1ST END | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | POPPET | | MATERIAL | STEEL COMP 316 BODY | | MATERIAL | STEEL COMP 316 FLOW CONTROL DEVICE | | MATERIAL | STEEL COMP 316 SEAT | | MAXIMUM OPERATING TEMP | -40.0 FAHRENHEIT 1ST RESPONSE | | MAXIMUM OPERATING TEMP | 250.0 FAHRENHEIT 2ND RESPONSE | | MAXIMUM OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | ACETYLENE 2ND RESPONSE | | MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSE | | MEDIA FOR WHICH DESIGNED | ALCOHOL, ETHYL 3RD RESPONSE | | MEDIA FOR WHICH DESIGNED | AMMONIA, GASEOUS 4TH RESPONSE | | MEDIA FOR WHICH DESIGNED | CARBON DIOXIDE 5TH RESPONSE | | MOUNTING POSITION | HORIZONTAL OR VERTICAL | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES 1ST END | | NOMINAL THREAD SIZE | 0.438 INCHES 1ST END | | SEAT ANGLE | 37.0 DEGREES 1ST END | | SPECIAL FEATURES | INLET END BULKHEAD TYPE | | STYLE DESIGNATOR | STRAIGHT THRU | | THREAD CLASS | 3A 1ST END | | THREAD DIRECTION | RIGHT-HAND 1ST END | | THREAD QUANTITY PER INCH | 20 1ST END | | THREAD SERIES DESIGNATOR | UNF 1ST END | | VALVE OPERATION METHOD | AUTOMATIC |
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