NSN 4820-00-931-1009

Part Details | GASEOUS PRODUCTS PRESSURE EQUALIZING VALVE

4820-00-931-1009 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: 10211716, 4820-00-931-1009, 00-931-1009, 4820009311009, 009311009

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48SEP 12, 196600-931-100910958 ( VALVE, PRESSURE EQUALIZING, GASEOUS PRODUCTS )
REFERENCE DRAWINGS & PICTURES

SINGLE CONNECTION, STRAIGHT FLOW

GASKET SEAL COMPRESSION

GASKET SEAL COMPRESSION

GASKET SEAL COMPRESSION

GASKET SEAL COMPRESSION

Cross Reference | NSN 4820-00-931-1009
Part Number Cage Code Manufacturer
1021171618876U S ARMY AVIATION AND MISSILECOMMAND
Technical Data | NSN 4820-00-931-1009
Characteristic Specifications
BODY STYLE SINGLE CONNECTION, STRAIGHT FLOW
BODY MATERIAL ALUMINUM ALLOY, QQ-A-225/9, ALLOY 7075, 0
OUTSIDE SURFACE TREATMENT ANODIZED, MIL-A-8625, TYPE 2
FLOW CONTROL DEVICEG ANY ACCEPTABLE
END CONNECTION QUANTITY1
FIRST END CONNECTION TYPE THREADED EXTERNAL BOSS
FIRST END STYLE DESIGNATOR0 GASKET SEAL COMPRESSION
FIRST END THREAD CLASS3A
FIRST END THREAD DIRECTION RIGHT-HAND
OPENING PRESSURE SETTING5.0 POUNDS PER SQUARE INCH
VALVE VENTING DESIGN TYPE ATMOSPHERIC
VALVE RELIEF DESIGN TYPE PRESSURE
FURNISHED ITEMS MANUAL OPERATING DEVICE