Product Details | SAFETY RELIEF VALVE

4820-00-564-9810 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: S214A300, 753212, 75321-2, 4820-00-564-9810, 00-564-9810, 4820005649810, 005649810

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 JAN 1963 00-564-9810

Drawings & Photos | NSN 4820-00-564-9810


Cross Reference | NSN 4820-00-564-9810

Part Number Cage Code Manufacturer
75321-2 86768 TELEDYNE INDUSTRIES INC TELEDYNE FLUID SYSTEMS REPUBLIC
S214A300 86768 TELEDYNE INDUSTRIES INC TELEDYNE FLUID SYSTEMS REPUBLIC

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Technical Data | NSN 4820-00-564-9810

Characteristic Specifications
THREAD QUANTITY PER INCH 14 1ST END
FLOW CONTROL DEVICE PISTON
CONNECTION STYLE G9 PLAIN,OPTIONAL END(PIPE) 1ST END
MATERIAL ALUMINUM ALLOY SEAT AND STEEL SEAT
VALVE OPERATION METHOD MANUAL
THREAD DIRECTION RIGHT-HAND 1ST END
ADJUSTABLE PRESSURE RANGE +300.0/+1500.0 POUNDS PER SQUARE INCH
STYLE DESIGNATOR ERR-090
THREAD SERIES DESIGNATOR NPT 1ST END
CONNECTION TYPE THREADED INTERNAL PIPE 1ST END
MATERIAL ALUMINUM ALLOY BODY
CONNECTION STYLE G9 PLAIN,OPTIONAL END(PIPE) 2ND END
NOMINAL PIPE SIZE ACCOMMODATED 0.250 INCHES 2ND END
THREAD DIRECTION RIGHT-HAND 2ND END
FEATURES PROVIDED PRESSURE TIGHT OUTLET SIDE
CONNECTION TYPE THREADED INTERNAL PIPE 2ND END
NOMINAL THREAD SIZE 0.500 INCHES 1ST END
BONNET ATTACHMENT METHOD THREADED
MATERIAL STEEL STEM
THREAD SERIES DESIGNATOR NPT 2ND END
RENEWABLE SEAT RING TYPE PRESSED-IN
NOMINAL PIPE SIZE ACCOMMODATED 0.500 INCHES 1ST END
DISK LOADING METHOD SPRING
THREAD QUANTITY PER INCH 18 2ND END
NOMINAL THREAD SIZE 0.250 INCHES 2ND END
BONNET TYPE INSIDE SPRING

Restrictions/Controls & Freight Information | NSN 4820-00-564-9810

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: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
Less than truck load rating P 77.5
Water commodity Code 671 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 B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
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 4820-00-564-9810

Category Code Description
Cognizance Codes9CNavy-owned stocks of defense construction material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each