Product Details | SAFETY RELIEF VALVE

4820-00-730-7250 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: 30V70, H1, 4820-00-730-7250, 00-730-7250, 4820007307250, 007307250

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 21 FEB 1968 00-730-7250

Drawings & Photos | NSN 4820-00-730-7250


Cross Reference | NSN 4820-00-730-7250

Part Number Cage Code Manufacturer
30V70 05643 BARBER-GREENE CO
30V70 0MKW7 MINNPAR, LLC DBA MINNPAR
30V70 61790 ASTEC INDUSTRIES, INC. DIV ASTEC IND.
H1 1GT86 THERMAL ENGINEERING INTERNATIONAL USA INC
H1 1MME1 THERMAL ENGINEERING INTERNATIONAL (USA) INC.

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Technical Data | NSN 4820-00-730-7250

Characteristic Specifications
MATERIAL STEEL OVERALL
STYLE DESIGNATOR C1A ANGLE FLANGED ENDS
FIRST CONNECTION FACE TO CENTERLINE DISTANCE 7.000 INCHES
SECOND CONNECTION FACE TO CENTERLINE DISTANCE 7.000 INCHES
VALVE SIZE 3.000 INCHES
FLOW CONTROL DEVICE DISK
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE FLANGE 1ST END
FLANGE SHAPE ROUND WITH HOLES 1ST END
NOMINAL OUTSIDE DIAMETER 8.500 INCHES 1ST END
NOMINAL THICKNESS 0.290 INCHES 1ST END
BOLT HOLE QUANTITY 4 1ST END
BOLT HOLE NOMINAL DIAMETER 0.740 INCHES 1ST END
BOLT CIRCLE NOMINAL DIAMETER 7.000 INCHES 1ST END
FLANGE FACE DESIGN PLAIN 1ST END

Restrictions/Controls & Freight Information | NSN 4820-00-730-7250

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 594 unknown
Originating Activity Code AX Defense Supply Center Columbus
Columbus, OH 43216-5000
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 4820-00-730-7250

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