Product Details | PRESSURE AND TEMPERATURE RELIEF VALVE

4820-01-334-0896 A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. Thermostatically operated valves close when the pressure is relieved or the temperature is reduced. Fusible plug valves require replacement of the plug. See also VALVE, SAFETY RELIEF and VALVE, REGULATING. TEMPERATURE.

Part Alternates: 44306-3220, 443063220CP, 44306-3220CP, 4820-01-334-0896, 01-334-0896, 4820013340896, 443063220, 013340896

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 14 FEB 1991 01-334-0896

Drawings & Photos | NSN 4820-01-334-0896


Cross Reference | NSN 4820-01-334-0896

Part Number Cage Code Manufacturer
44306-3220 52253 FLUID MECHANICS VALVE COMPANY
44306-3220CP 03950 NAVAL INVENTORY CONTROL POINT MECHANICSBURG

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Technical Data | NSN 4820-01-334-0896

Characteristic Specifications
BODY STYLE A43 SINGLE CONNECTION ANGLE FLOW
BODY MATERIAL STEEL
FLOW CONTROL DEVICE ANY ACCEPTABLE
END CONNECTION QUANTITY 2
FIRST END CONNECTION TYPE THREADED INTERNAL TUBE
FIRST END STYLE DESIGNATOR G15 DOUBLE COMPRESSION
FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED 0.562 INCHES NOMINAL
SECOND END RELATIONSHIP WITH FIRST END NOT IDENTICAL
SECOND END CONNECTION TYPE THREADED INTERNAL TUBE
SECOND END STYLE DESIGNATOR G12 OPTIONAL END
SECOND END OUTSIDE DIAMETER TUBE ACCOMMODATED 0.500 INCHES NOMINAL
TEMP ADJUSTABILITY NOT ADJUSTABLE
MEDIA FOR WHICH DESIGNED AIR
VALVE DISCHARGE FLOW RATE 1378.0 CUBIC FEET PER MINUTE
OPENING PRESSURE SETTING 3200.0 POUNDS PER SQUARE INCH
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS CLEANED IN ACCORDANCE WITH MIL-C-52211
III END ITEM IDENTIFICATION VALVES,NONPOWERED
MANUFACTURERS CODE 52253
DESIGN CONTROL REFERENCE 44306-3220

Restrictions/Controls & Freight Information | NSN 4820-01-334-0896

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:SThe item is a non-aviation Critical Safety Item (CSI) whose failure will result in serious damage to equipment or serious injury or death to personnel.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 127220 PRESSURE REG/RED/RELIEF VALVES NOI
Less than car load rating P 77.5
Less than truck load rating P 77.5
Water commodity Code 594 unknown
Originating Activity Code HD Naval Inventory Control Point
Mechanicsburg, PA 17055-0788
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 4820-01-334-0896

Category Code Description
Cognizance Codes3BNavy-owned stocks of field level repairable DLA material
Naval Inventory Control Point, Mechanicsburg
Special Material IDCPAn item that requires special cleaning and packaging for oxygen/nitrogen service (e.g, valves, piping systems, generators).
Special Material Content9 Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
ReparabilityDField Level Reparables
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each