Product Details | SAFETY RELIEF VALVE

4820-00-185-6892 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: 1G12R46SV, 1G12R4-6SV, 4820-00-185-6892, 00-185-6892, 4820001856892, 001856892

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 16 FEB 1971 00-185-6892

Drawings & Photos | NSN 4820-00-185-6892


Cross Reference | NSN 4820-00-185-6892

Part Number Cage Code Manufacturer
1G12R4-6SV 8Z296 DANFOSS FLUID POWER INC EASLEY OPN

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Technical Data | NSN 4820-00-185-6892

Characteristic Specifications
MATERIAL ALUMINUM ALLOY BODY STEEL FLOW CONTROL DEVICE RUBBER SYNTHETIC PACKING STEEL SEAT
STYLE DESIGNATOR A2 CROSS
FLOW CONTROL DEVICE PISTON
MEDIA FOR WHICH DESIGNED HYDRAULIC FLUID, PETROLEUM BASE SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE 2000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
VALVE DISCHARGE FLOW RATE 40.0 GALLONS PER MINUTE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED INTERNAL PIPE 1ST END THREADED INTERNAL PIPE 2ND END THREADED INTERNAL PIPE 3RD END
CONNECTION STYLE G9 PLAIN 1ST END G9 PLAIN 2ND END G9 PLAIN 3RD END
THREAD SERIES DESIGNATOR NPTF 1ST END NPTF 2ND END NPTF 3RD END
NOMINAL THREAD SIZE 0.500 INCHES 1ST END 0.500 INCHES 2ND END 0.500 INCHES 3RD END
THREAD DIRECTION RIGHT-HAND 1ST END RIGHT-HAND 2ND END RIGHT-HAND 3RD END
DISK LOADING METHOD SPRING
ADJUSTABLE PRESSURE RANGE 20.0 TO 600.0 POUNDS PER SQUARE INCH

Restrictions/Controls & Freight Information | NSN 4820-00-185-6892

Category Code Description
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.
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 P 77.5
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