Product Details | SAFETY RELIEF VALVE

4820-01-200-3384 A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.

Part Alternates: CS137201, CS13720-1, CS9002365220, CS9002-365220, 0491C0003, 4820-01-200-3384, 01-200-3384, 4820012003384, 012003384

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 03 FEB 1985 01-200-3384

Drawings & Photos | NSN 4820-01-200-3384


Demand History | NSN 4820-01-200-3384

Part Number Request Date QTY Origin
4820-01-200-3384 2022-05-147 4 US
CS9002-365220 2019-02-36 16 DIBBS
4820-01-200-3384 2014-07-212 8 DIBBS
4820-01-200-3384 2011-05-125 1 DIBBS
4820-01-200-3384 2010-04-107 1 DIBBS
4820-01-200-3384 2009-03-62 1 DIBBS

Cross Reference | NSN 4820-01-200-3384

Part Number Cage Code Manufacturer
0491C0003 03538 LOCKHEED MARTIN CORPORATION DIV MST
0491C0003 54497 MARTIN MARIETTA TECHNOLOGIES INC SUB OF MARTIN MARIETTA CORP
CS13720-1 24346 LDI INDUSTRIES, INC DBA FLODAR FLUID POWER FITTINGS DIV
CS9002-365220 24346 LDI INDUSTRIES, INC DBA FLODAR FLUID POWER FITTINGS DIV

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Technical Data | NSN 4820-01-200-3384

Characteristic Specifications
MATERIAL BRONZE AND STEEL BODY
STYLE DESIGNATOR C4 STRAIGHT THRU
FLOW CONTROL DEVICE DISK
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED EXTERNAL TUBE ALL ENDS
CONNECTION STYLE G46A PLAIN ALL ENDS
THREAD SERIES DESIGNATOR UNF ALL ENDS
NOMINAL THREAD SIZE 0.438 INCHES ALL ENDS
THREAD CLASS 2A ALL ENDS
THREAD DIRECTION RIGHT-HAND ALL ENDS
ADJUSTABLE PRESSURE RANGE 0.3 TO 1.0 POUNDS PER SQUARE INCH

Restrictions/Controls & Freight Information | NSN 4820-01-200-3384

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 127220 PRESSURE REG/RED/RELIEF VALVES NOI
Less than car load rating
Less than truck load rating P 77.5
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 V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
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 4820-01-200-3384

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
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