4820-00-288-6638 VALVE,REGULATING,FLUID PRESSURE Index 4820-00-288-6643 VALVE,REGULATING,FLUID PRESSURE

National Stock Number:
4820-00-288-6642

Federal Supply Class:
4820

National Item Identification Number:
002886642

Description:
VALVE,REGULATING,FLUID PRESSURE

Detail:
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.


Manufacturer Information:
11794N35795LESLIE CONTROLS, INC.
L-3 300PSI35795LESLIE CONTROLS, INC.
L223F35795LESLIE CONTROLS, INC.


Techincal Specification:
END CONNECTION QUANTITY2
BODY STYLESTRAIGHT THRU
FURNISHED ITEMSINTERNAL PILOT VALVE
FACE TO FACE DISTANCE7.500 INCHES NOMINAL
FILTERNOT INCLUDED
FIRST END BOLT CIRCLE DIAMETER4.500 INCHES NOMINAL
FIRST END BOLT HOLE DIAMETER0.875 INCHES NOMINAL
FIRST END BOLT HOLE QUANTITY4
FIRST END CONNECTION TYPEPLAIN FACE FLANGE
FIRST END FLANGE OUTSIDE DIAMETER6.125 INCHES NOMINAL
FIRST END FLANGE SHAPE STYLEROUND W/ BOLT HOLES
FIRST END FLANGE THICKNESS0.562 INCHES NOMINAL
FIRST END STYLE DESIGNATORPLAIN
FLOW CONTROL DEVICEDISK, BEVEL SEAT, TOP GUIDED AND DISK, BEVEL SEAT, BOTTOM GUIDED
OUTLET PRESSURE RANGE15.0 TO 280.0 CAMERA MOUNT
MANUAL CONTROL METHODWHEEL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B61 ASSN STD SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66 FED SPEC SINGLE MATERIAL RESPONSE OR AISI 410/SAE 51410 ASSN STD SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 420 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 51420 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIALSTEEL COMP 410 AND COBALT ALLOY SEAT
MATERIALSTEEL COMP 420 FLOW CONTROL DEVICE
MAXIMUM INLET PRESSURE RATINGERR-060
MEDIA FOR WHICH DESIGNEDSTEAM
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY TYPE AND SIZE OF END CONNECTIONS,PRESSURE RATINGS
REGULATION TYPEMANUAL SINGLE STAGE
RENEWABLE SEAT RING TYPETHREADED
REMOTE ACTUATION METHODPISTON
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
VALVE LOADING METHODSPRING
VALVE STEM DESIGNSINGLE SEAT


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