NSN 4820-00-772-2501

Part Details | GASEOUS PRODUCTS PRESSURE EQUALIZING VALVE

4820-00-772-2501 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: 51021, 5102-1, 4820-00-772-2501, 00-772-2501, 4820007722501, 007722501

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48APR 18, 197200-772-250110958 ( VALVE, PRESSURE EQUALIZING, GASEOUS PRODUCTS )
REFERENCE DRAWINGS & PICTURES

GASKET SEAL

GASKET SEAL

GASKET SEAL

GASKET SEAL

Cross Reference | NSN 4820-00-772-2501
Part Number Cage Code Manufacturer
5102-126101TRIUMPH GROUP OPERATIONS, INC., THEDBA TRIUMPH ACCESSORY SERVICES
Technical Data | NSN 4820-00-772-2501
Characteristic Specifications
END CONNECTION QUANTITY2
FIRST END CONNECTION TYPE THREADED INTERNAL BOSS
FIRST END STYLE DESIGNATOR GASKET SEAL
FIRST END THREAD CLASS3B
FIRST END THREAD DIRECTION RIGHT-HAND
SECOND END RELATIONSHIP WITH FIRST END IDENTICAL
MAXIMUM OPERATING PRESSURE190.0 POUNDS PER SQUARE INCH
MEDIA FOR WHICH DESIGNED AIR
TEMP RATING-65.0 DEG FAHRENHEIT AND 450.0 DEG FAHRENHEIT
OPENING PRESSURE SETTING20.0 POUNDS PER SQUARE INCH
VALVE VENTING DESIGN TYPE CLOSED SYSTEM
DISK LOADING METHOD SPRING
TEST DATA DOCUMENT76823-2-43916-501 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).