NSN 4820-00-021-5577

Part Details | FLUID PRESSURE REGULATING VALVE

4820-00-021-5577 A valve designed to automatically maintain within close limits a predetermined outlet pressure which may be adjustable within a specified range regardless of the higher fluctuating or constant inlet pressure. It is designed for use with compressed gas(es) and various liquids and may include gauges. It may be inline or cartridge (manifold) design. Excludes REGULATOR, PRESSURE, MEDICAL GAS ADMINISTRATION APPARATUS; REGULATOR, OXYGEN, BAROMETRIC CONTINUOUS FLOW; REGULATOR, OXYGEN DEMAND; REGULATOR, OXYGEN DILUTER DEMAND; and valve(1), fluid pressure regulating, aircraft.

Alternate Parts: 128SCH1063, 128SCH106-3, U51315051, U513150-51, 4820-00-021-5577, 00-021-5577, 4820000215577, 000215577

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196100-021-557727565 ( VALVE, REGULATING, FLUID PRESSURE )
REFERENCE DRAWINGS & PICTURES

GASKET SEAL

VALVE,REGULATING,FL | 4820-00-021-5577, 000215577

GASKET SEAL

VALVE,REGULATING,FL | 4820-00-021-5577, 000215577

GASKET SEAL

VALVE,REGULATING,FL | 4820-00-021-5577, 000215577

GASKET SEAL

VALVE,REGULATING,FL | 4820-00-021-5577, 000215577
Cross Reference | NSN 4820-00-021-5577
Part Number Cage Code Manufacturer
128SCH106-326512NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV MISSION SYSTEMS
U513150-5178943TRIUMPH THERMAL SYSTEMS, INC.
Technical Data | NSN 4820-00-021-5577
Characteristic Specifications
TEMP RATING-65.0 DEG FAHRENHEIT MINIMUM AND 275.0 DEG FAHRENHEIT MAXIMUM
FILTER NOT INCLUDED
END CONNECTION QUANTITY3
FIRST END CONNECTION TYPE THREADED INTERNAL BOSS
FIRST END STYLE DESIGNATOR GASKET SEAL
FIRST END THREAD SIZE AND SERIES/TYPE DESIGNATOR9 TO 16-18 UNJF
FIRST END THREAD CLASS3B
FIRST END THREAD DIRECTION RIGHT-HAND
SECOND END RELATIONSHIP WITH FIRST END IDENTICAL
THIRD END RELATIONSHIP WITH PRECEDING ENDS NOT IDENTICAL WITH FIRST OR SECOND END
THIRD END CONNECTION TYPE THREADED INTERNAL BOSS
THIRD END STYLE DESIGNATOR GASKET SEAL
THIRD END THREAD SIZE AND SERIES/TYPE DESIGNATOR7 TO 16-20 UNJF
THIRD END THREAD CLASS3B
THIRD END THREAD DIRECTION RIGHT-HAND
MEDIA FOR WHICH DESIGNED AIR
VALVE LOADING METHOD SPRING