NSN 4820-00-122-1121

Part Details | GASEOUS PRODUCTS PRESSURE EQUALIZING VALVE

4820-00-122-1121 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: TA33092201062, TA330-9220106-2, TA3303030R, TA330-30-30R, TA33092201062REVD, TA330-9220106-2REVD, 92201062, 9220106-2, 4820-00-122-1121, 00-122-1121, 4820001221121, 001221121

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48OCT 28, 196800-122-112110958 ( VALVE, PRESSURE EQUALIZING, GASEOUS PRODUCTS )
REFERENCE DRAWINGS & PICTURES

SINGLE CONNECTION, STRAIGHT FLOW

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Cross Reference | NSN 4820-00-122-1121
Part Number Cage Code Manufacturer
TA330-9220106-208992AGM CONTAINER CONTROLS INC.DBA A G M
TA330-30-30R08992AGM CONTAINER CONTROLS INC.DBA A G M
TA330-9220106-2REVD08992AGM CONTAINER CONTROLS INC.DBA A G M
9220106-219203PICATINNY ARSENAL
Technical Data | NSN 4820-00-122-1121
Characteristic Specifications
BODY STYLE SINGLE CONNECTION, STRAIGHT FLOW
BODY MATERIAL ALUMINUM ALLOY
OUTSIDE SURFACE TREATMENT ANODIZED
SEAT MATERIAL ALUMINUM ALLOY
FLOW CONTROL DEVICEG ANY ACCEPTABLE
END CONNECTION QUANTITY1
FIRST END CONNECTION TYPE THREADED EXTERNAL PIPE
FIRST END STYLE DESIGNATOR PLAIN
FIRST END NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES
FIRST END THREAD DIRECTION RIGHT-HAND
MAXIMUM OPERATING PRESSURE4.5 POUNDS PER SQUARE INCH
MEDIA FOR WHICH DESIGNED AIR
VALVE VENTING DESIGN TYPE ATMOSPHERIC
VALVE RELIEF DESIGN TYPE PRESSURE AND VACUUM
FURNISHED ITEMS MANUAL UNLOADER ON VACUUM SIDE AND NUT AND GASKET AND WASHER