Product Details | FLUID PRESSURE REGULATING VALVE

4820-01-238-0202 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.20248100015Valves, Powered48200018Valves, Nonpowered

Part Alternates: D49922, MILV24384, MIL-V-24384, 4820-01-238-0202, 01-238-0202, 4820012380202, 012380202

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 08 AUG 1986 01-238-0202

Drawings & Photos | NSN 4820-01-238-0202


Demand History | NSN 4820-01-238-0202

Part Number Request Date QTY Origin
4820-01-238-0202 2025-11-327 2 DIBBS
4820-01-238-0202 2024-10-289 1 DIBBS
4820-01-238-0202 2023-02-43 1 DIBBS
4820-01-238-0202 2022-01-11 1 United States
4820-01-238-0202 2022-01-09 2 DIBBS
4820-01-238-0202 2016-02-35 1 US
4820-01-238-0202 2015-08-217 2 DIBBS
4820-01-238-0202 2014-11-320 2 DIBBS
4820-01-238-0202 2012-01-24 2 DIBBS

Cross Reference | NSN 4820-01-238-0202

Part Number Cage Code Manufacturer
D49922 34889 HUNT VALVE COMPANY INC DBA UNION FLONETICS
MIL-V-24384 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY

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Technical Data | NSN 4820-01-238-0202

Characteristic Specifications
BODY MATERIAL BRONZE
STEM MATERIAL STEEL, CORROSION RESISTING, QQ-S-763, CLASS 302, 303, 304, 305, 310, OR 316
FLOW CONTROL DEVICE DISK
FLOW CONTROL DEVICE MATERIAL STEEL
END CONNECTION QUANTITY 2
FIRST END CONNECTION TYPE PLAIN FACE FLANGE
FIRST END STYLE DESIGNATOR G1 PLAIN
FIRST END FLANGE SHAPE STYLE 3 ROUND
FIRST END BOLT HOLE QUANTITY 6
FIRST END FLANGE OUTSIDE DIAMETER 6.125 INCHES NOMINAL
FIRST END FLANGE THICKNESS 0.500 INCHES NOMINAL
FIRST END BOLT HOLE DIAMETER 0.562 INCHES NOMINAL
FIRST END BOLT CIRCLE DIAMETER 5.000 INCHES NOMINAL
SECOND END RELATIONSHIP WITH FIRST END IDENTICAL
BODY STYLE A1 STRAIGHT THRU
FACE TO FACE DISTANCE 12.000 INCHES NOMINAL
MEDIA FOR WHICH DESIGNED AIR
REGULATION TYPE AUTOMATIC SINGLE STAGE
VALVE LOADING METHOD SPRING
MAXIMUM INLET PRESSURE RATING 150.0 POUNDS PER SQUARE INCH
OUTLET PRESSURE ACCURACY RATING NOT RATED
FILTER NOT INCLUDED
SPECIAL FEATURES VALVE SIZE 2.500 IN.
NONDEFINITIVE SPEC/STD DATA 3 TYPE AND A CLASS AND B DESIGN
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MIL-V-24384

Restrictions/Controls & Freight Information | NSN 4820-01-238-0202

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 127200 PRESSURE REDCNG WATER RELIEF VALVE
Less than car load rating
Less than truck load rating M 85.0
Water commodity Code 594 unknown
Originating Activity Code AX Defense Supply Center Columbus
Columbus, OH 43216-5000
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 4820-01-238-0202

Category Code Description
Cognizance Codes3BNavy-owned stocks of field level repairable DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
ReparabilityDField Level Reparables
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each