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National Stock Number:
4820-01-350-0172
Federal Supply Class:
4820
National Item Identification Number:
013500172
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:
| 510-14061 | 99240 | CRISSAIR INC | | 510-14061-1 | 82918 | THE BOEING COMPANY | | 510-14061-1 | 99240 | CRISSAIR INC | | CV26-24-1 | 91816 | CIRCOR AEROSPACE, INC. |
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Techincal Specification:
| CONNECTION TYPE | THREADED EXTERNAL BOSS 1ST END | | CONNECTION TYPE | THREADED EXTERNAL TUBE 2ND END | | CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) 1ST END | | CONNECTION STYLE | FLARED (TUBE) 2ND END | | FLOW CONTROL DEVICE | POPPET | | MATERIAL | ALUMINUM ALLOY BODY | | PROPRIETARY CHARACTERISTICS | PACS | | MEDIA FOR WHICH DESIGNED | BROMOTRIFLUOROMETHANE 1ST RESPONSE | | MEDIA FOR WHICH DESIGNED | FUEL/OIL, HYDROCARBON 2ND RESPONSE | | MOUNTING POSITION | HORIZONTAL OR VERTICAL | | NOMINAL THREAD SIZE | 0.438 INCHES ALL ENDS | | OPENING PRESSURE SETTING | 5.0 POUNDS PER SQUARE INCH | | SEAT ANGLE | 37.0 DEGREES 2ND END | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU | | SURFACE TREATMENT | ANODIZE | | THREAD CLASS | 3A ALL ENDS | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD QUANTITY PER INCH | 20 ALL ENDS | | THREAD SERIES DESIGNATOR | UNJ ALL ENDS |
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