NSN 4820-00-887-4280

Part Details | FLUID PRESSURE REGULATING VALVE

4820-00-887-4280 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: 6682635, 668263-5, 215033, 214033, 4820-00-887-4280, 00-887-4280, 4820008874280, 008874280

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196200-887-428027565 ( VALVE, REGULATING, FLUID PRESSURE )
REFERENCE DRAWINGS & PICTURES

TEE

GASKET SEAL

GASKET SEAL

GASKET SEAL

GASKET SEAL

Cross Reference | NSN 4820-00-887-4280
Part Number Cage Code Manufacturer
668263-598897LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS
21503399221TAVCO INC.
21403399221TAVCO INC.
Technical Data | NSN 4820-00-887-4280
Characteristic Specifications
BODY MATERIAL ALUMINUM ALLOY
TEMP RATING-65.0 DEG FAHRENHEIT MINIMUM AND 160.0 DEG FAHRENHEIT MAXIMUM
MAXIMUM INLET PRESSURE RATING3000.0 POUNDS PER SQUARE INCH
OUTLET PRESSURE RANGE+90.0 TO +105.0 POUNDS PER SQUARE INCH
FILTER NOT INCLUDED
SEAT MATERIAL STEEL, AMS 5630
PACKING MATERIAL RUBBER, SYNTHETIC
FLOW CONTROL DEVICE POPPET
FLOW CONTROL DEVICE MATERIAL STEEL, AMS 5630
OUTSIDE SURFACE TREATMENT ANODIZED, MIL-A-8625, TYPE 2
END CONNECTION QUANTITY3
FIRST END CONNECTION TYPE THREADED INTERNAL BOSS
FIRST END STYLE DESIGNATOR GASKET SEAL
FIRST END THREAD SIZE AND SERIES/TYPE DESIGNATOR7 TO 8&14 UNF
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 DESIGNATOR3 TO 4&16 UNF
THIRD END THREAD CLASS3B
THIRD END THREAD DIRECTION RIGHT-HAND
BODY STYLE TEE
MEDIA FOR WHICH DESIGNED HYDRAULIC FLUID, PHOSPHATE-ESTER BASE
RENEWABLE SEAT RING TYPEC ANY ACCEPTABLE
REGULATION TYPE AUTOMATIC DOUBLE STAGE
VALVE LOADING METHOD SPRING