NSN 4820-00-494-1322

Part Details | GASEOUS PRODUCTS PRESSURE EQUALIZING VALVE

4820-00-494-1322 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: TA2941010RX, TA294-10-10RX, 9917241, 991724-1, 4820-00-494-1322, 00-494-1322, 4820004941322, 004941322

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48MAR 25, 197200-494-132210958 ( 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 4820-00-494-1322
Part Number Cage Code Manufacturer
TA294-10-10RX08992AGM CONTAINER CONTROLS INC.DBA A G M
991724-182577RAYTHEON COMPANYDBA RAYTHEON
Technical Data | NSN 4820-00-494-1322
Characteristic Specifications
BODY STYLE SINGLE CONNECTION, STRAIGHT FLOW
BODY MATERIAL ALUMINUM ALLOY, QQ-A-225/6, ALLOY 2024, T4
OUTSIDE SURFACE TREATMENT ANODIZED, MIL-A-8625, TYPE 2
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
MAXIMUM OPERATING PRESSURE2.0 POUNDS PER SQUARE INCH
MEDIA FOR WHICH DESIGNED AIR
TEMP RATING-65.0 DEG FAHRENHEIT AND 250.0 DEG FAHRENHEIT
OPENING PRESSURE SETTING2.0 POUNDS PER SQUARE INCH
VALVE VENTING DESIGN TYPE ATMOSPHERIC
VALVE RELIEF DESIGN TYPE PRESSURE AND VACUUM
DISK LOADING METHOD SPRING
FURNISHED ITEMS MANUAL UNLOADER ON VACUUM SIDE AND NUT AND GASKET AND WASHER