Product Details | SAFETY RELIEF VALVE

4820-01-579-3429 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: B510191, B-51019-1, 4820-01-579-3429, 01-579-3429, 4820015793429, 015793429

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 09 NOV 2009 01-579-3429

Drawings & Photos | NSN 4820-01-579-3429


Demand History | NSN 4820-01-579-3429

Part Number Request Date QTY Origin
B-51019-1 2019-01-31 165 DIBBS
4820-01-579-3429 2018-12-339 44 DIBBS
4820-01-579-3429 2018-11-331 30 DIBBS
4820-01-579-3429 2018-11-312 3 DIBBS
4820-01-579-3429 2018-10-284 3 DIBBS
4820-01-579-3429 2018-10-284 4 DIBBS
4820-01-579-3429 2018-10-276 1 DIBBS
4820-01-579-3429 2018-10-276 2 DIBBS
4820-01-579-3429 2018-10-276 3 DIBBS
4820-01-579-3429 2017-10-285 1 DIBBS
B510191 2011-05-123 1 CA

Cross Reference | NSN 4820-01-579-3429

Part Number Cage Code Manufacturer
B-51019-1 08407 MIRADA RESEARCH & MANUFACTURING, INC.

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Technical Data | NSN 4820-01-579-3429

Characteristic Specifications
RAISED FACE NOMINAL HEIGHT 0.625 INCHES 1ST END
THREAD QUANTITY PER INCH 12 2ND END
STYLE DESIGNATOR ERR-090
FLANGE SHAPE ROUND 1ST END
NOMINAL THREAD SIZE 1.062 INCHES 2ND END
CONNECTION TYPE FLANGE 1ST END
CONNECTION TYPE THREADED EXTERNAL PIPE 2ND END
CONNECTION STYLE G9 PLAIN,OPTIONAL END(PIPE) 2ND END
THREAD DIRECTION RIGHT-HAND 2ND END
FLANGE FACE DESIGN RAISED STRAIGHT 1ST END
OPENING PRESSURE SETTING 4.0 POUNDS PER SQUARE INCH
SPECIAL FEATURES 4.0-4.3 PSIG OPENING PRESSURE RANGE; 3.5 PSIG CLOSING PRESSURE RANGE; 1-3/8 INCH WRENCH HEX SIZE; HIGH FLOW
FLOW CONTROL DEVICE DISK
DISK LOADING METHOD SPRING
VALVE OPERATION METHOD AUTOMATIC
THREAD SERIES DESIGNATOR UN 2ND END

Restrictions/Controls & Freight Information | NSN 4820-01-579-3429

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.
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
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.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 127220 PRESSURE REG/RED/RELIEF VALVES NOI
Less than car load rating
Less than truck load rating P 77.5
Water commodity Code 594 unknown
Originating Activity Code AE
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

Management | NSN 4820-01-579-3429

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative