NSN 4820-01-031-1109

Part Details | GASEOUS PRODUCTS PRESSURE EQUALIZING VALVE

4820-01-031-1109 A valve consisting of a single deadweight loaded disk, or two deadweight loaded disks each with a seperate seat. It is specifically designed for the relief of small pressure and vacuum conditions within a tank or other container to or from the atmosphere. The center of a single deadweight loaded disk may contain a spring loaded disk forming an additional seat or aperture. It may be spring loaded and/or equipped with a manual unloader on either the pressure or vacuum side. Exclude VALVE, VACUUM BREAKING.

Alternate Parts: A817V, A-817V, 682141, 68214-1, 628141, 62814-1, 62814, 4820-01-031-1109, 01-031-1109, 4820010311109, 010311109

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48NOV 19, 197601-031-110910958 ( VALVE, PRESSURE EQUALIZING, GASEOUS PRODUCTS )
REFERENCE DRAWINGS & PICTURES

SINGLE CONNECTION, STRAIGHT FLOW

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Cross Reference | NSN 4820-01-031-1109
Part Number Cage Code Manufacturer
A-817V97484EATON AEROSPACE LLCDIV FLUID AND ELECTRICAL
68214-182340EDO LLC
62814-182340EDO LLC
6281482340EDO LLC
Technical Data | NSN 4820-01-031-1109
Characteristic Specifications
BODY STYLE SINGLE CONNECTION, STRAIGHT FLOW
BODY MATERIAL ALUMINUM ALLOY, QQ-A-225/3, ALLOY 2011, T3
OUTSIDE SURFACE TREATMENT ANODIZED, MIL-A-8625, TYPE 2
FLOW CONTROL DEVICEM ANY ACCEPTABLE
FLOW CONTROL DEVICE MATERIAL STEEL, CORROSION RESISTING
END CONNECTION QUANTITY1
FIRST END CONNECTION TYPE THREADED EXTERNAL TUBE
FIRST END STYLE DESIGNATOR PLAIN
FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES NOMINAL
FIRST END THREAD CLASS2A
FIRST END THREAD DIRECTION RIGHT-HAND
MEDIA FOR WHICH DESIGNED AIR
VALVE VENTING DESIGN TYPE ATMOSPHERIC
VALVE RELIEF DESIGN TYPE PRESSURE
DISK LOADING METHOD SPRING
FURNISHED ITEMS FILTER SCREEN