Product Details | SAFETY RELIEF VALVE

4820-00-450-9368 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: FIG K112C-1/4, FIGK112C14, 4914218, 49-14218, 4922718, 49-22718, 4820-00-450-9368, 00-450-9368, 4820004509368, 004509368

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 19 DEC 1969 00-450-9368

Drawings & Photos | NSN 4820-00-450-9368


Demand History | NSN 4820-00-450-9368

Part Number Request Date QTY Origin
4820-00-450-9368 2008-09-257 1 PA

Cross Reference | NSN 4820-00-450-9368

Part Number Cage Code Manufacturer
49-14218 32242 JOHNSON CONTROLS, INC. DBA JOHNSON CONTROLS
49-22718 32242 JOHNSON CONTROLS, INC. DBA JOHNSON CONTROLS
FIG K112C-1/4 32242 JOHNSON CONTROLS, INC. DBA JOHNSON CONTROLS

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Technical Data | NSN 4820-00-450-9368

Characteristic Specifications
MATERIAL COPPER ALLOY BODY COPPER ALLOY STEM
STYLE DESIGNATOR C3 ANGLE
FLOW CONTROL DEVICE BALL
MAXIMUM OPERATING PRESSURE 165.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
VALVE DISCHARGE FLOW RATE 99.0 CUBIC FEET PER MINUTE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED EXTERNAL PIPE 1ST END
CONNECTION STYLE G46B PLAIN 1ST END
THREAD SERIES DESIGNATOR NPT 1ST END
NOMINAL THREAD SIZE 0.250 INCHES 1ST END
THREAD DIRECTION RIGHT-HAND 1ST END
BONNET TYPE INSIDE SPRING
BONNET ATTACHMENT METHOD BOLTED
DISK LOADING METHOD SPRING

Restrictions/Controls & Freight Information | NSN 4820-00-450-9368

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:UPrecious metal type is unknown
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