Product Details | SAFETY RELIEF VALVE

4820-00-585-6447 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: 26011, 2601-1, 4820-00-585-6447, 00-585-6447, 4820005856447, 005856447

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 21 DEC 1974 00-585-6447

Drawings & Photos | NSN 4820-00-585-6447


Cross Reference | NSN 4820-00-585-6447

Part Number Cage Code Manufacturer
2601-1 14959 CRANE CO DIV VALVE DIV

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Technical Data | NSN 4820-00-585-6447

Characteristic Specifications
MATERIAL COPPER ALLOY BODY
STYLE DESIGNATOR C1 ANGLE
FLOW CONTROL DEVICE DISK
MEDIA FOR WHICH DESIGNED WATER-OIL-GAS SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE 5.0 POUNDS PER SQUARE INCH 1ST RESPONSE 250.0 POUNDS PER SQUARE INCH 2ND RESPONSE
MAXIMUM OPERATING TEMP 400.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD AIR
CONNECTION TYPE THREADED EXTERNAL PIPE 1ST END THREADED INTERNAL PIPE 2ND END
CONNECTION STYLE G46B PLAIN 1ST END G9 PLAIN 2ND END
NOMINAL PIPE SIZE ACCOMMODATED 1.000 INCHES 1ST END 1.000 INCHES 2ND END
THREAD DIRECTION RIGHT-HAND 1ST END RIGHT-HAND 2ND END
RENEWABLE SEAT RING TYPE RETAINING SCREW
BONNET TYPE INSIDE SPRING

Restrictions/Controls & Freight Information | NSN 4820-00-585-6447

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
No Freight Information