Product Details | SAFETY RELIEF VALVE

4820-01-266-9554 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: N13728, N1372-8, 1856968, 18569682, 1856968-2, 4820-01-266-9554, 01-266-9554, 4820012669554, 012669554

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01-266-9554

Drawings & Photos | NSN 4820-01-266-9554


Demand History | NSN 4820-01-266-9554

Part Number Request Date QTY Origin
4820-01-266-9554 2008-11-328 2 DIBBS

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Technical Data | NSN 4820-01-266-9554

Characteristic Specifications
MATERIAL COPPER ALLOY BODY
MEDIA FOR WHICH DESIGNED OIL, HYDRAULIC SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 130.0 DEG FAHRENHEIT 1ST RESPONSE 180.0 DEG FAHRENHEIT 2ND RESPONSE
VALVE DISCHARGE FLOW RATE 40.0 GALLONS PER MINUTE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED INTERNAL TUBE ALL ENDS
CONNECTION STYLE G4 GASKET SEAL ALL ENDS
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 0.500 INCHES ALL ENDS
THREAD SERIES DESIGNATOR UNJ ALL ENDS
NOMINAL THREAD SIZE 0.750 INCHES ALL ENDS
THREAD QUANTITY PER INCH 16 ALL ENDS
THREAD CLASS 2B ALL ENDS
THREAD DIRECTION RIGHT-HAND ALL ENDS

Restrictions/Controls & Freight Information | NSN 4820-01-266-9554

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
Category Code Description
No Freight Information