NSN 4820-00-525-7851

Part Details | FLUID PRESSURE REGULATING VALVE

4820-00-525-7851 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: GV500SM16P601, V1000009716P601, V100000-97-16P6-01, 4820-00-525-7851, 00-525-7851, 4820005257851, 005257851

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48AUG 28, 197400-525-785127565 ( VALVE, REGULATING, FLUID PRESSURE )
REFERENCE DRAWINGS & PICTURES

STRAIGHT THRU

SWIVEL NUT, FLARE

BEADED

ROUND W/ BOLT HOLES

SWIVEL NUT, FLARE

BEADED

ROUND W/ BOLT HOLES

SWIVEL NUT, FLARE

BEADED

ROUND W/ BOLT HOLES

SWIVEL NUT, FLARE

BEADED

Cross Reference | NSN 4820-00-525-7851
Part Number Cage Code Manufacturer
GV500SM16P60126512NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV MISSION SYSTEMS
V100000-97-16P6-0196487VALCOR ENGINEERING CORPORATION
Technical Data | NSN 4820-00-525-7851
Characteristic Specifications
BODY MATERIAL ALUMINUM
TEMP RATING-65.0 DEG FAHRENHEIT MINIMUM AND 165.0 DEG FAHRENHEIT MAXIMUM
MAXIMUM INLET PRESSURE RATING100.0 POUNDS PER SQUARE INCH
OUTLET PRESSURE RANGE+7.0 TO +100.0 POUNDS PER SQUARE INCH
FILTER NOT INCLUDED
SPECIAL FEATURESTWO PILOT PORTS,1/2 IN.-20 UNF,LOCATED AT TOP AND BOTTOM OF VALVE
FLOW CONTROL DEVICE PISTON, TOP GUIDED
OUTSIDE SURFACE TREATMENT PAINTED
END CONNECTION QUANTITY2
FIRST END CONNECTION TYPE RECESSED FLANGE
FIRST END STYLE DESIGNATOR SWIVEL NUT, FLARE
FIRST END FLANGE SHAPE STYLE ROUND W/ BOLT HOLES
FIRST END BOLT HOLE QUANTITY2
FIRST END FLANGE OUTSIDE DIAMETER2.781 INCHES NOMINAL
FIRST END FLANGE THICKNESS0.219 INCHES NOMINAL
FIRST END BOLT HOLE DIAMETER0.281 INCHES NOMINAL
FIRST END BOLT CIRCLE DIAMETER1.750 INCHES NOMINAL
SECOND END RELATIONSHIP WITH FIRST END NOT IDENTICAL
SECOND END CONNECTION TYPE UNTHREADED EXTERNAL HOSE
SECOND END STYLE DESIGNATOR BEADED
BODY STYLE STRAIGHT THRU
MEDIA FOR WHICH DESIGNED HYDRAULIC OIL
REGULATION TYPE AUTOMATIC SINGLE STAGE
VALVE STEM DESIGN SINGLE SEAT
VALVE LOADING METHOD SPRING