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National Stock Number:
4820-00-857-3779
Federal Supply Class:
4820
National Item Identification Number:
008573779
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:
| 2144A4TT-1.5 | 91816 | CIRCOR AEROSPACE, INC. | | 357624 | 59364 | HONEYWELL INTERNATIONAL INC. |
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Techincal Specification:
| CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END | | CONNECTION STYLE | FLARED (TUBE) ALL ENDS | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | POPPET | | MATERIAL | ALUMINUM ALLOY BODY | | MATERIAL | ALUMINUM ALLOY SEAT | | MOUNTING POSITION | HORIZONTAL OR VERTICAL | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES 1ST END | | NOMINAL THREAD SIZE | 0.438 INCHES ALL ENDS | | SEAT ANGLE | 37.0 DEGREES 1ST END | | STYLE DESIGNATOR | STRAIGHT THRU | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD CLASS | 3A ALL ENDS | | THREAD SERIES DESIGNATOR | UNF ALL ENDS | | THREAD QUANTITY PER INCH | 20 1ST END | | VALVE OPERATION METHOD | AUTOMATIC |
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