Product Details | SAFETY RELIEF VALVE

4820-01-287-4848 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: 582801, 58280-1, 582801CP, 58280-1CP, 58330-45 ITEM 5, 58330-45 ITEM 5CP, 5833045ITEM5, 5833045ITEM5CP, 4820-01-287-4848, 01-287-4848, 4820012874848, 012874848

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 22 OCT 1988 01-287-4848

Drawings & Photos | NSN 4820-01-287-4848


Cross Reference | NSN 4820-01-287-4848

Part Number Cage Code Manufacturer
58280-1 99643 EATON CORPORATION DBA EATON AEROSPACE
58280-1CP 03950 NAVAL INVENTORY CONTROL POINT MECHANICSBURG
58330-45 ITEM 5 99643 EATON CORPORATION DBA EATON AEROSPACE
58330-45 ITEM 5CP 03950 NAVAL INVENTORY CONTROL POINT MECHANICSBURG

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Technical Data | NSN 4820-01-287-4848

Characteristic Specifications
STYLE DESIGNATOR C1 ANGLE
FLOW CONTROL DEVICE PLUG
MEDIA FOR WHICH DESIGNED NITROGEN, GASEOUS SINGLE RESPONSE
CONNECTION TYPE UNTHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLE G30B SOCKET WITH BRAZING RING ALL ENDS
NOMINAL PIPE SIZE ACCOMMODATED 0.500 INCHES ALL ENDS
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS REQUIRES SPECIAL CLEANING AND PACKAGING FOR QXYGEN AND NITROGEN SERVICE
CRITICALITY CODE JUSTIFICATION ZZZY
MANUFACTURERS CODE 99643
DESIGN CONTROL REFERENCE 58280-1

Restrictions/Controls & Freight Information | NSN 4820-01-287-4848

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:AItem does not contain precious metal
Criticality Code:SThe item is a non-aviation Critical Safety Item (CSI) whose failure will result in serious damage to equipment or serious injury or death to personnel.
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 593 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 4820-01-287-4848

Category Code Description
Cognizance Codes3BNavy-owned stocks of field level repairable DLA material
Naval Inventory Control Point, Mechanicsburg
Special Material IDCPAn item that requires special cleaning and packaging for oxygen/nitrogen service (e.g, valves, piping systems, generators).
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
ReparabilityDField Level Reparables
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each