Product Details | SAFETY RELIEF VALVE

4820-01-371-0928 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: C3750, 13852385E227, 1385-2385E227, 4820-01-371-0928, 01-371-0928, 4820013710928, 013710928

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 05 FEB 1993 01-371-0928

Drawings & Photos | NSN 4820-01-371-0928


Cross Reference | NSN 4820-01-371-0928

Part Number Cage Code Manufacturer
1385-2385E227 12501 CMB INDUSTRIES FEBCO DIV
1385-2385E227 35795 LESLIE CONTROLS, INC.
C3750 35795 LESLIE CONTROLS, INC.

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Technical Data | NSN 4820-01-371-0928

Characteristic Specifications
MATERIAL COPPER ALLOY BODY RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FLOW CONTROL DEVICE NICKEL ALLOY SEAT
STYLE DESIGNATOR C1 ANGLE
FLOW CONTROL DEVICE DISK
MAXIMUM OPERATING PRESSURE 400.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 180.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE UNTHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLE G30B SOCKET WITH BRAZING RING ALL ENDS
NOMINAL PIPE SIZE ACCOMMODATED 1.000 INCHES ALL ENDS
ADJUSTABLE PRESSURE RANGE 90.0 TO 140.0 POUNDS PER SQUARE INCH

Restrictions/Controls & Freight Information | NSN 4820-01-371-0928

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