Product Details | SAFETY RELIEF VALVE

4820-00-454-5510 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: 1655843, 4820-00-454-5510, 00-454-5510, 4820004545510, 004545510

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 14 APR 1969 00-454-5510

Drawings & Photos | NSN 4820-00-454-5510


Demand History | NSN 4820-00-454-5510

Part Number Request Date QTY Origin
4820-00-454-5510 2024-09-269 4 DIBBS
4820-00-454-5510 2023-05-134 4 DIBBS

Cross Reference | NSN 4820-00-454-5510

Part Number Cage Code Manufacturer
1655843 0DHG4 GULF COAST HOLDINGS INC DBA UNIDYNAMICS
1655843 10001 NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT
1655843 26269 U. S. DYNAMICS CORPORATION
1655843 95310 UNIDYNAMICS/SAINT LOUIS INC CONROE OPNS
1655843 98523 JERED LLC DBA PAR

Request a Quote

What Our Customers Say

Compare

NSNs for Compare ( up to 4 ): Add 4820-00-454-5510

Technical Data | NSN 4820-00-454-5510

Characteristic Specifications
MATERIAL STEEL OVERALL
STYLE DESIGNATOR C1 ANGLE
FLOW CONTROL DEVICE POPPET
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED EXTERNAL TUBE 1ST END UNTHREADED EXTERNAL TUBE 2ND END
CONNECTION STYLE G42 FLARED 1ST END G61A GROOVED 2ND END
SEAT ANGLE 37.0 DEGREES 1ST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 1.000 INCHES 2ND END
THREAD SERIES DESIGNATOR UNF 1ST END
NOMINAL THREAD SIZE 0.750 INCHES 1ST END
THREAD CLASS 2A 1ST END
THREAD DIRECTION RIGHT-HAND 1ST END
DISK LOADING METHOD SPRING
FURNISHED ITEMS AND QUANTITY 1 NUT

Restrictions/Controls & Freight Information | NSN 4820-00-454-5510

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 HD Naval Inventory Control Point
Mechanicsburg, PA 17055-0788
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 4820-00-454-5510

Category Code Description
Cognizance Codes3BNavy-owned stocks of field level repairable 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
Purchasing QTY
UOM
1
EA : Each