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National Stock Number:
4820-00-412-9407
Federal Supply Class:
4820
National Item Identification Number:
004129407
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:
| 391091 | 62983 | EATON AEROSPACE, LLC | | 4C2220 | 99240 | CRISSAIR INC |
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Techincal Specification:
| CONNECTION TYPE | THREADED EXTERNAL TUBE FIRST END | | CONNECTION TYPE | THREADED EXTERNAL TUBE SECOND END | | MATERIAL | STEEL CORROSION RESISTING BODY | | MOUNTING POSITION | HORIZONTAL | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.500 INCHES FIRST END | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.375 INCHES SECOND END | | NOMINAL THREAD SIZE | 0.562 INCHES SECOND END | | NOMINAL THREAD SIZE | 0.7188 INCHES FIRST END | | SEAT ANGLE | 12.5 DEGREES FIRST END | | SEAT ANGLE | 12.5 DEGREES SECOND END | | STYLE DESIGNATOR | STRAIGHT THRU | | THREAD CLASS | 3A FIRST END | | THREAD CLASS | 3A SECOND END | | THREAD DIRECTION | RIGHT-HAND FIRST END | | THREAD DIRECTION | RIGHT-HAND SECOND END | | THREAD QUANTITY PER INCH | 20 FIRST END | | THREAD QUANTITY PER INCH | 20 SECOND END | | THREAD SERIES DESIGNATOR | UNJS ALL ENDS | | VALVE OPERATION METHOD | AUTOMATIC |
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