NSN 4820-01-139-4348

Part Details | FLUID PRESSURE REGULATING VALVE

4820-01-139-4348 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: 34BXA2NL, 3BXJ2NL, DOGNS AND 14363N, 4820-01-139-4348, 01-139-4348, 4820011394348, 011394348

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48OCT 01, 198201-139-434827565 ( VALVE, REGULATING, FLUID PRESSURE )
REFERENCE DRAWINGS & PICTURES

STRAIGHT THRU

RAISED

ROUND W/ BOLT HOLES

RAISED

ROUND W/ BOLT HOLES

RAISED

ROUND W/ BOLT HOLES

Cross Reference | NSN 4820-01-139-4348
Part Number Cage Code Manufacturer
34BXA2NL35795LESLIE CONTROLS, INC.
3BXJ2NL35795LESLIE CONTROLS, INC.
DOGNS AND 14363N35795LESLIE CONTROLS, INC.
Technical Data | NSN 4820-01-139-4348
Characteristic Specifications
BODY MATERIAL STEEL, ASTM A216, GRADE WCB
TEMP RATING450.0 DEG FAHRENHEIT NOMINAL
FILTER NOT INCLUDED
SUPPLEMENTARY FEATURESTHIS ITEM HAS BEEN REVIEWED FOR ASBESTOS MATERIAL THE CURRENT APPROVED SOURCES 35795 HAVE INDICATED THEIR PART NUMBER CONTAINED ASBESTOS PRIOR TO 1984.THEY CONTINUE TO MANUFACTURE THE SAME PART NUMBER WITHOUT ASBESTOS MATERIAL AFTER 1984
SEAT MATERIAL STEEL, CORROSION RESISTING
STEM MATERIAL STEEL, CORROSION RESISTING
FLOW CONTROL DEVICE STEM AND INTEGRAL DISK
FLOW CONTROL DEVICE MATERIAL STEEL, CORROSION RESISTING
END CONNECTION QUANTITY2
FIRST END CONNECTION TYPE RAISED FACE FLANGE
FIRST END STYLE DESIGNATOR RAISED
FIRST END RAISED FACE HEIGHT0.061 INCHES NOMINAL
FIRST END RAISED FACE DIAMETER2.000 INCHES NOMINAL
FIRST END FLANGE SHAPE STYLE ROUND W/ BOLT HOLES
FIRST END BOLT HOLE QUANTITY6
FIRST END FLANGE OUTSIDE DIAMETER5.500 INCHES NOMINAL
FIRST END FLANGE THICKNESS0.688 INCHES NOMINAL
FIRST END BOLT HOLE DIAMETER0.719 INCHES NOMINAL
FIRST END BOLT CIRCLE DIAMETER4.250 INCHES NOMINAL
SECOND END RELATIONSHIP WITH FIRST END IDENTICAL
BODY STYLE STRAIGHT THRU
REGULATION TYPE 1ST STAGE AUTOMATIC, 2ND STAGE MANUAL
MANUAL CONTROL METHOD WHEEL
VALVE LOADING METHOD DOME