Product Details | SAFETY RELIEF VALVE

4820-01-267-3649 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: 532B2M80, 532B-2M-80, 4820-01-267-3649, 01-267-3649, 4820012673649, 012673649

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 10 NOV 1987 01-267-3649

Drawings & Photos | NSN 4820-01-267-3649


Cross Reference | NSN 4820-01-267-3649

Part Number Cage Code Manufacturer
532B-2M-80 91816 CIRCOR AEROSPACE, INC. DBA CIRCLE SEAL CONTROLS

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Technical Data | NSN 4820-01-267-3649

Characteristic Specifications
MATERIAL COPPER ALLOY BODY
STYLE DESIGNATOR C8 STRAIGHT THRU
FLOW CONTROL DEVICE POPPET
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED EXTERNAL PIPE ALL ENDS
CONNECTION STYLE G46B PLAIN ALL ENDS
THREAD SERIES DESIGNATOR NPT ALL ENDS
NOMINAL THREAD SIZE 0.250 INCHES ALL ENDS
RENEWABLE SEAT RING TYPE PRESSED-IN
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING 80.0 POUNDS PER SQUARE INCH

Restrictions/Controls & Freight Information | NSN 4820-01-267-3649

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