Product Details | SAFETY RELIEF VALVE

4820-00-359-5676 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: 2601-1 1-2-356, 2601112356, 658-1 1-2-35LB, 65811235LB, 94023, 940-23, 4820-00-359-5676, 00-359-5676, 4820003595676, 003595676

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 JAN 1961 00-359-5676

Drawings & Photos | NSN 4820-00-359-5676


Cross Reference | NSN 4820-00-359-5676

Part Number Cage Code Manufacturer
2601-1 1-2-356 14959 CRANE CO DIV VALVE DIV
658-1 1-2-35LB 37239 LUNKENHEIMER CO
940-23 0EXU3 AQUA-CHEM, INC.
940-23 12793 AQUA-CHEM INC CLEAVER-BROOKS DIV

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Technical Data | NSN 4820-00-359-5676

Characteristic Specifications
MATERIAL COPPER ALLOY 836 BODY COPPER ALLOY FLOW CONTROL DEVICE COPPER ALLOY 836 SEAT STEEL STEM
MATERIAL DOCUMENT AND CLASSIFICATION QQ-C-390,ALLOY B5 FED SPEC SINGLE MATERIAL RESPONSE BODY QQ-C-390,ALLOY B5 FED SPEC SINGLE MATERIAL RESPONSE SEAT
STYLE DESIGNATOR C1 ANGLE
FLOW CONTROL DEVICE DISK
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED INTERNAL PIPE 1ST END THREADED EXTERNAL PIPE 2ND END
CONNECTION STYLE G9 PLAIN 1ST END G46B PLAIN 2ND END
NOMINAL PIPE SIZE ACCOMMODATED 1.500 INCHES 1ST END 1.500 INCHES 2ND END
THREAD SERIES DESIGNATOR NPT 1ST END NPT 2ND END
NOMINAL THREAD SIZE 1.500 INCHES 1ST END 1.500 INCHES 2ND END
THREAD QUANTITY PER INCH 11-1/2 1ST END 11-1/2 2ND END
THREAD DIRECTION RIGHT-HAND 1ST END RIGHT-HAND 2ND END
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING 35.0 POUNDS PER SQUARE INCH
FEATURES PROVIDED PRESSURE TIGHT OUTLET SIDE

Restrictions/Controls & Freight Information | NSN 4820-00-359-5676

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
NMF Description 127220 PRESSURE REG/RED/RELIEF VALVES NOI
Less than car load rating P 77.5
Less than truck load rating P 77.5
Water commodity Code 594 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable