Product Details | SAFETY RELIEF VALVE

4820-01-114-5945 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: 68900, 4820-01-114-5945, 01-114-5945, 4820011145945, 011145945

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 19 JUN 1981 01-114-5945

Drawings & Photos | NSN 4820-01-114-5945


Cross Reference | NSN 4820-01-114-5945

Part Number Cage Code Manufacturer
68900 16004 DAVEY COMPRESSOR CO DIV OF KECO INDUSTRIES INC
68900 5RQL2 DRS ENVIRONMENTAL SYSTEMS, INC. DBA D R S

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Technical Data | NSN 4820-01-114-5945

Characteristic Specifications
MATERIAL STEEL CORROSION RESISTING BODY STEEL CORROSION RESISTING FLOW CONTROL DEVICE
SURFACE TREATMENT CADMIUM
STYLE DESIGNATOR C1 ANGLE
FLOW CONTROL DEVICE POPPET
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED EXTERNAL TUBE 1ST END THREADED INTERNAL PIPE 2ND END
CONNECTION STYLE G45 FLARELESS 1ST END G9 PLAIN 2ND END
SEAT ANGLE 12.5 DEGREES 1ST END
THREAD SERIES DESIGNATOR UNF 1ST END UNF 2ND END
NOMINAL THREAD SIZE 0.250 INCHES 1ST END 0.250 INCHES 2ND END
THREAD CLASS 2A 1ST END 2B 2ND END
THREAD DIRECTION RIGHT-HAND ALL ENDS
OPENING PRESSURE SETTING 3250.0 POUNDS PER SQUARE INCH

Restrictions/Controls & Freight Information | NSN 4820-01-114-5945

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