Product Details | SAFETY RELIEF VALVE

4820-01-481-4424 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: DERVA003000, DE-RVA-00-3000, 4820-01-481-4424, 01-481-4424, 4820014814424, 014814424

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 08 JAN 2001 01-481-4424

Drawings & Photos | NSN 4820-01-481-4424


Cross Reference | NSN 4820-01-481-4424

Part Number Cage Code Manufacturer
DE-RVA-00-3000 30058 DELTA POWER HYDRAULIC CO

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Technical Data | NSN 4820-01-481-4424

Characteristic Specifications
STYLE DESIGNATOR C6 STRAIGHT THRU
FLOW CONTROL DEVICE POPPET
MEDIA FOR WHICH DESIGNED HYDRAULIC FLUID, PETROLEUM BASE SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE 4000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 93.3 DEG CELSIUS SINGLE RESPONSE
VALVE DISCHARGE FLOW RATE 38.0 LITERS PER MINUTE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED EXTERNAL TUBE ALL ENDS
CONNECTION STYLE G52 SWIVEL NUT, DOUBLE COMPRESSION 1ST END
NOMINAL LENGTH 31.75 MILLIMETERS 1ST END
THREAD SERIES DESIGNATOR UNF 1ST END
NOMINAL THREAD SIZE 0.875 INCHES 1ST END
THREAD QUANTITY PER INCH 14 1ST END
THREAD CLASS 2B 1ST END
THREAD DIRECTION RIGHT-HAND 1ST END

Restrictions/Controls & Freight Information | NSN 4820-01-481-4424

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.
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
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.
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
No Freight Information