Product Details | SAFETY RELIEF VALVE

4820-01-274-3618 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: R10AE1E112, R10AEUU12, 4820-01-274-3618, 01-274-3618, 4820012743618, 012743618

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 08-MAR-88 01-274-3618

Drawings & Photos | NSN 4820-01-274-3618


Demand History | NSN 4820-01-274-3618

Part Number Request Date QTY Origin
4820-01-274-3618 2014-10-303 2 DIBBS
4820-01-274-3618 2014-09-268 1 DIBBS
4820-01-274-3618 2012-09-246 1 DIBBS
4820-01-274-3618 2011-01-08 1 DIBBS

Cross Reference | NSN 4820-01-274-3618

Part Number Cage Code Manufacturer
R10AE1E112 34889 HUNT VALVE COMPANY INC DBA UNION FLONETICS
R10AEUU12 34889 HUNT VALVE COMPANY INC DBA UNION FLONETICS

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Technical Data | NSN 4820-01-274-3618

Characteristic Specifications
MATERIAL COPPER ALLOY BODY NICKEL ALLOY FLOW CONTROL DEVICE NICKEL ALLOY SEAT STEEL CORROSION RESISTING STEM
STYLE DESIGNATOR C1 ANGLE
FLOW CONTROL DEVICE DISK
MEDIA FOR WHICH DESIGNED WATER-OIL-GAS SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE 400.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 250.0 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 0.750 INCHES ALL ENDS
BONNET TYPE INSIDE SCREW
BONNET ATTACHMENT METHOD THREADED
ADJUSTABLE PRESSURE RANGE 59.0 TO 72.0 POUNDS PER SQUARE INCH

Restrictions/Controls & Freight Information | NSN 4820-01-274-3618

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