Product Details | SAFETY RELIEF VALVE

4820-01-220-6408 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: B518JBT350, B518-JBT-350, B518JT350, B518-JT-350, EB51FN871, 4820-01-220-6408, 01-220-6408, 4820012206408, 012206408

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 16 NOV 1985 01-220-6408

Drawings & Photos | NSN 4820-01-220-6408


Demand History | NSN 4820-01-220-6408

Part Number Request Date QTY Origin
EB51FN871 2022-01-09 7 DIBBS
4820-01-220-6408 2021-04-09 4 Taiwan
EB51FN871 2020-10-20 9 DIBBS
EB51FN871 2020-03-19 16 DIBBS
EB51FN871 2019-08-07 24 DIBBS
4820-01-220-6408 2018-08-02 2 Taiwan
4820-01-220-6408 2018-07-31 4 Taiwan
4820-01-220-6408 2018-07-27 3 Taiwan
B518JBT350 2017-09-06 2 Taiwan
B518JT350 2017-09-06 2 Taiwan
EB51FN871 2017-09-06 2 Taiwan
4820-01-220-6408 2014-06-27 1 CA
012206408 2013-11-13 1 United States
4820-01-220-6408 2013-10-02 18 DIBBS
4820-01-220-6408 2011-07-22 4 DIBBS
4820-01-220-6408 2010-08-27 3 DIBBS
4820-01-220-6408 2010-06-10 4 DIBBS
4820-01-220-6408 2010-04-02 4 DIBBS
4820-01-220-6408 2009-04-20 2 DIBBS
4820-01-220-6408 2009-04-08 2 DIBBS
B518JBT350 2007-04-17 1 United States

Cross Reference | NSN 4820-01-220-6408

Part Number Cage Code Manufacturer
EB51FN871 10855 CARRIER CORPORATION DIV CARRIER TRANSICOLD DIVISION

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Technical Data | NSN 4820-01-220-6408

Characteristic Specifications
OPENING PRESSURE SETTING 350.0 POUNDS PER SQUARE INCH
VALVE OPERATION METHOD AUTOMATIC

Restrictions/Controls & Freight Information | NSN 4820-01-220-6408

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: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 4820-01-220-6408

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 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