Product Details | SAFETY RELIEF VALVE

4820-01-248-1430 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: 1856M-0L/SP .75IPS 145T159PSI, 1856M0LSP75IPS145T159PSI, 4820-01-248-1430, 01-248-1430, 4820012481430, 012481430

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 16-JAN-87 01-248-1430

Drawings & Photos | NSN 4820-01-248-1430


Demand History | NSN 4820-01-248-1430

Part Number Request Date QTY Origin
4820-01-248-1430 2013-06-156 4 DIBBS
4820-01-248-1430 2013-02-58 1 DIBBS

Cross Reference | NSN 4820-01-248-1430

Part Number Cage Code Manufacturer
1856M-0L/SP .75IPS 145T159PSI 72352 CURTISS-WRIGHT FLOW CONTROL CORPORATION

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Technical Data | NSN 4820-01-248-1430

Characteristic Specifications
MATERIAL COPPER ALLOY 360 OR COPPER ALLOY 922 BODY
STYLE DESIGNATOR C1 ANGLE
FLOW CONTROL DEVICE DISK
VALVE OPERATION METHOD AUTOMATIC OR MANUAL
CONNECTION TYPE THREADED EXTERNAL PIPE 1ST END THREADED INTERNAL PIPE 2ND END
CONNECTION STYLE G46B PLAIN 1ST END G9 PLAIN 2ND END
THREAD SERIES DESIGNATOR NPT ALL ENDS
NOMINAL THREAD SIZE 0.750 INCHES ALL ENDS
THREAD DIRECTION RIGHT-HAND ALL ENDS
ADJUSTABLE PRESSURE RANGE 145.0 TO 159.0 POUNDS PER SQUARE INCH

Restrictions/Controls & Freight Information | NSN 4820-01-248-1430

Category Code Description
Shelf-Life Code:0Nondeteriorative
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.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
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