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National Stock Number:
4820-00-777-3429
Federal Supply Class:
4820
National Item Identification Number:
007773429
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:
| 134SCH116-1 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | A80197 | 81982 | HYDRO-AIRE AEROSPACE CORP |
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Techincal Specification:
| MATERIAL | STEEL OVERALL | | STYLE DESIGNATOR | STRAIGHT THRU | | FLOW CONTROL DEVICE | POPPET | | MEDIA FOR WHICH DESIGNED | ACETYLENE 1ST RESPONSE | | NITROGEN, GASEOUS 2ND RESPONSE | | MAXIMUM OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MAXIMUM OPERATING TEMP | 160.0 DEG FAHRENHEIT SINGLE RESPONSE | | CONNECTION TYPE | THREADED EXTERNAL TUBE ALL ENDS | | CONNECTION STYLE | FLARED (TUBE) ALL ENDS | | SEAT ANGLE | 37.0 DEGREES ALL ENDS | | THREAD SERIES DESIGNATOR | UNF ALL ENDS | | NOMINAL THREAD SIZE | 0.438 INCHES ALL ENDS | | 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 | 81982 | | DESIGN CONTROL REFERENCE | A80197 |
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