Product Details | SAFETY RELIEF VALVE

4820-01-263-0341 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: 5349T8BB4830, 5349T-8BB-4830, 4820-01-263-0341, 01-263-0341, 4820012630341, 012630341

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 09 SEP 1987 01-263-0341

Drawings & Photos | NSN 4820-01-263-0341


Demand History | NSN 4820-01-263-0341

Part Number Request Date QTY Origin
4820-01-263-0341 2018-11-310 1 Spain

Cross Reference | NSN 4820-01-263-0341

Part Number Cage Code Manufacturer
5349T-8BB-4830 91816 CIRCOR AEROSPACE, INC. DBA CIRCLE SEAL CONTROLS

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Technical Data | NSN 4820-01-263-0341

Characteristic Specifications
MATERIAL STEEL CORROSION RESISTING BODY
STYLE DESIGNATOR D17 ANGLE
FLOW CONTROL DEVICE POPPET
MAXIMUM OPERATING PRESSURE 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 250.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED INTERNAL TUBE ALL ENDS
CONNECTION STYLE G9 PLAIN ALL ENDS
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 0.500 INCHES ALL ENDS
THREAD SERIES DESIGNATOR NPT ALL ENDS
NOMINAL THREAD SIZE 0.500 INCHES ALL ENDS
THREAD DIRECTION RIGHT-HAND ALL ENDS
SPECIAL FEATURES MINUM 20.0 DEG. F

Restrictions/Controls & Freight Information | NSN 4820-01-263-0341

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