Product Details | SAFETY RELIEF VALVE

4820-01-293-9962 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: 524A2M30, 524-A-2M-30, 4820-01-293-9962, 01-293-9962, 4820012939962, 012939962

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 09 FEB 1989 01-293-9962

Drawings & Photos | NSN 4820-01-293-9962


Cross Reference | NSN 4820-01-293-9962

Part Number Cage Code Manufacturer
524-A-2M-30 91816 CIRCOR AEROSPACE, INC. DBA CIRCLE SEAL CONTROLS

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Technical Data | NSN 4820-01-293-9962

Characteristic Specifications
MATERIAL ALUMINUM ALLOY 2024 BODY RUBBER SILICONE CLASS Q PACKING
MATERIAL DOCUMENT AND CLASSIFICATION QQ-A-225/6 T4 FED SPEC SINGLE MATERIAL RESPONSE BODY
STYLE DESIGNATOR C4 STRAIGHT THRU
FLOW CONTROL DEVICE POPPET
MAXIMUM OPERATING PRESSURE 200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 450.0 DEG FAHRENHEIT SINGLE RESPONSE
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
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING 30.0 POUNDS PER SQUARE INCH

Restrictions/Controls & Freight Information | NSN 4820-01-293-9962

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