Product Details | SAFETY RELIEF VALVE

4820-00-554-9623 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: H45MMM67005, 1478, 2478, 2478 .75IPS 155, 247875IPS155, 3/4 2478D-XDA1, 3/4-2478-DXDA1, 342478DXDA1, 4820-00-554-9623, 00-554-9623, 4820005549623, 005549623

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 JAN 1963 00-554-9623

Cross Reference | NSN 4820-00-554-9623

Part Number Cage Code Manufacturer
1478 16497 DRESSER, INC. DBA DRESSER EQUIPMENT GROUP
1478 28066 ASHCROFT INC. DBA HEISE
1478 38056 ASHCROFT INC.
2478 38056 ASHCROFT INC.
2478 .75IPS 155 38056 ASHCROFT INC.
3/4 2478D-XDA1 38056 ASHCROFT INC.
3/4-2478-DXDA1 09790 EATON AEROSPACE LLC DBA STERER ENGINEERING DIV VALVE &
H45MMM67005 38056 ASHCROFT INC.

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Restrictions/Controls & Freight Information | NSN 4820-00-554-9623

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 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

Management | NSN 4820-00-554-9623

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
Purchasing QTY
UOM
1
EA : Each