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National Stock Number:
4820-00-881-0175
Federal Supply Class:
4820
National Item Identification Number:
008810175
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:
| 4274298B | 18355 | THE BOEING COMPANY | | 4274298B | 88277 | THE BOEING COMPANY | | P22-620 | 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 TEMP | 375.0 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 | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.375 INCHES 1ST END | | THREAD SERIES DESIGNATOR | UNF ALL ENDS | | NOMINAL THREAD SIZE | 0.562 INCHES ALL ENDS | | THREAD QUANTITY PER INCH | 18 1ST END | | THREAD CLASS | 3A ALL ENDS | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | MOUNTING POSITION | HORIZONTAL OR | | VERTICAL | | DISK LOADING METHOD | SPRING | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 91816 | | DESIGN CONTROL REFERENCE | P22-620 |
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