NSN 4820-01-156-0371

Part Details | FLUID PRESSURE REGULATING VALVE

4820-01-156-0371 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: F13702MF2B, F1370-2MF2B, ASTM F137092, ASTM F1370-92, 30 4IN 25T60PSI AND N587, MILV2042D, MIL-V-2042D, 40406205 4IN 25T60PSI, 40406-205 4IN 25T60PSI, 40406205, 40406-205, 40406202 4IN 25T60PSI, 40406-202 4IN 25T60PSI, 4040602 4IN 25T60PSI, 40406-02 4IN 25T60PSI, 4820-01-156-0371, 01-156-0371, 4820011560371, 011560371

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JUN 18, 198301-156-037127565 ( VALVE, REGULATING, FLUID PRESSURE )
REFERENCE DRAWINGS & PICTURES

STRAIGHT THRU

PLAIN

ROUND W/ BOLT HOLES

PLAIN

ROUND W/ BOLT HOLES

PLAIN

ROUND W/ BOLT HOLES

PLAIN

Cross Reference | NSN 4820-01-156-0371
Part Number Cage Code Manufacturer
F1370-2MF2B81346AMERICAN SOCIETY FOR TESTING ANDMATERIALS
ASTM F1370-9281346AMERICAN SOCIETY FOR TESTING ANDMATERIALS
30 4IN 25T60PSI AND N58735795LESLIE CONTROLS, INC.
MIL-V-2042D81349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
40406-205 4IN 25T60PSI55378TRAC REGULATORS INC
40406-20555378TRAC REGULATORS INC
40406-202 4IN 25T60PSI55378TRAC REGULATORS INC
40406-02 4IN 25T60PSI55378TRAC REGULATORS INC
Technical Data | NSN 4820-01-156-0371
Characteristic Specifications
BODY MATERIAL BRONZE, ASTM B61
MAXIMUM INLET PRESSURE RATING250.0 POUNDS PER SQUARE INCH
OUTLET PRESSURE RANGE+25.0 TO +60.0 POUNDS PER SQUARE INCH
FILTER NOT INCLUDED
SPECIAL FEATURESWEAPON SYSTEM ESSENTIAL
CRITICALITY CODE JUSTIFICATIONFEAT
END ITEM IDENTIFICATIONOLIVER PERRY CLASS FFG, SPRUANCE CLASS DD (963), KIDD CLASS DDG, WASP CLASS LHD, WHIDBEY ISLAND CLASS LSD, TARAWA CLASS LHD, OSPREY CLASS MHC, FORRESTAL CLASS CV.
SEAT MATERIAL NICKEL COPPER ALLOY
STEM MATERIAL NICKEL COPPER ALLOY
FLOW CONTROL DEVICE DISK
FLOW CONTROL DEVICE MATERIAL RUBBER, BUNA-N
END CONNECTION QUANTITY2
FIRST END CONNECTION TYPE PLAIN FACE FLANGE
FIRST END STYLE DESIGNATOR PLAIN
FIRST END FLANGE SHAPE STYLE ROUND W/ BOLT HOLES
FIRST END BOLT HOLE QUANTITY8
FIRST END FLANGE OUTSIDE DIAMETER7.688 INCHES NOMINAL
FIRST END FLANGE THICKNESS1.000 INCHES NOMINAL
FIRST END BOLT HOLE DIAMETER0.688 INCHES NOMINAL
FIRST END BOLT CIRCLE DIAMETER6.562 INCHES NOMINAL
SECOND END RELATIONSHIP WITH FIRST END IDENTICAL
BODY STYLE STRAIGHT THRU
FACE TO FACE DISTANCE14.500 INCHES NOMINAL
MEDIA FOR WHICH DESIGNED WATER, SALT
REGULATION TYPE AUTOMATIC SINGLE STAGE
VALVE LOADING METHOD SPRING