Product Details | SAFETY RELIEF VALVE

4820-01-318-7291 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: 5132T14MP150, 5132T1-4MP-150, 4820-01-318-7291, 01-318-7291, 4820013187291, 013187291

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 24 APR 1990 01-318-7291

Drawings & Photos | NSN 4820-01-318-7291


Cross Reference | NSN 4820-01-318-7291

Part Number Cage Code Manufacturer
5132T1-4MP-150 91816 CIRCOR AEROSPACE, INC. DBA CIRCLE SEAL CONTROLS

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Technical Data | NSN 4820-01-318-7291

Characteristic Specifications
MATERIAL STEEL COMP 316 BODY PLASTIC POLYTETRAFLUOROETHYLENE PACKING
MATERIAL DOCUMENT AND CLASSIFICATION QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE BODY
STYLE DESIGNATOR C8 STRAIGHT THRU
FLOW CONTROL DEVICE POPPET
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED INTERNAL PIPE 1ST END THREADED EXTERNAL PIPE 2ND END
CONNECTION STYLE G9 PLAIN 1ST END G46B PLAIN 2ND END
THREAD SERIES DESIGNATOR NPT 1ST END NPT 2ND END
NOMINAL THREAD SIZE 0.500 INCHES 1ST END 0.500 INCHES 2ND END
THREAD DIRECTION RIGHT-HAND 1ST END RIGHT-HAND 2ND END
OPENING PRESSURE SETTING 1100.0 POUNDS PER SQUARE INCH
SPECIAL FEATURES CRACKING PRESSURE 150 PSI; O-RING VITON MATERIAL

Restrictions/Controls & Freight Information | NSN 4820-01-318-7291

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