NSN 4820-01-071-0103

Part Details | GASEOUS PRODUCTS PRESSURE EQUALIZING VALVE

4820-01-071-0103 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: TC78V072525, TC78V07-25-25, XTC01V07, TC78V072525, TC78V07-25-25, 4820-01-071-0103, 01-071-0103, 4820010710103, 010710103

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 27, 197901-071-010310958 ( 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 4820-01-071-0103
Part Number Cage Code Manufacturer
TC78V07-25-2598376STAR CASES, LLCDBA ZERO MANUFACTURING
XTC01V0753031TA INSTRUMENT CASE CO
TC78V07-25-2553031TA INSTRUMENT CASE CO
Technical Data | NSN 4820-01-071-0103
Characteristic Specifications
BODY STYLE SINGLE CONNECTION, STRAIGHT FLOW
BODY MATERIAL ALUMINUM ALLOY
OUTSIDE SURFACE TREATMENT ANODIZED, MIL-A-8625
FLOW CONTROL DEVICEU ANY ACCEPTABLE
END CONNECTION QUANTITY1
FIRST END CONNECTION TYPE THREADED EXTERNAL BOSS
FIRST END STYLE DESIGNATOR0 GASKET SEAL COMPRESSION
FIRST END THREAD CLASS2A
FIRST END THREAD DIRECTION RIGHT-HAND
MEDIA FOR WHICH DESIGNED AIR AND D AIR
OPENING PRESSURE SETTING2.5 POUNDS PER SQUARE INCH
VALVE VENTING DESIGN TYPE ATMOSPHERIC
VALVE RELIEF DESIGN TYPE PRESSURE AND VACUUM
DISK LOADING METHOD SPRING AND WEIGHT
SPECIAL FEATURES3.5 PSI INLET PRESSURE SETTING