Product Details | SAFETY RELIEF VALVE

4820-01-278-3718 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: 1471 3/8IN-16T3, 147138IN16T3, 214675, 214675-3/8IN, 214675-3/8IN-16, 21467538IN, 21467538IN16, 4820-01-278-3718, 01-278-3718, 4820012783718, 012783718

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 04 MAY 1988 01-278-3718

Drawings & Photos | NSN 4820-01-278-3718


Demand History | NSN 4820-01-278-3718

Part Number Request Date QTY Origin
4820-01-278-3718 2016-07-196 4 DIBBS

Cross Reference | NSN 4820-01-278-3718

Part Number Cage Code Manufacturer
1471 3/8IN-16T3 16497 DRESSER, INC. DBA DRESSER EQUIPMENT GROUP
214675 16497 DRESSER, INC. DBA DRESSER EQUIPMENT GROUP
214675-3/8IN 16497 DRESSER, INC. DBA DRESSER EQUIPMENT GROUP
214675-3/8IN-16 16497 DRESSER, INC. DBA DRESSER EQUIPMENT GROUP

Request a Quote

What Our Customers Say

Compare

NSNs for Compare ( up to 4 ): Add 4820-01-278-3718

Technical Data | NSN 4820-01-278-3718

Characteristic Specifications
MATERIAL COPPER ALLOY BODY
STYLE DESIGNATOR C1 ANGLE
FLOW CONTROL DEVICE DISK
MAXIMUM OPERATING PRESSURE 300.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 450.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED EXTERNAL PIPE 1ST END THREADED INTERNAL PIPE 2ND END
CONNECTION STYLE G46B PLAIN 1ST END G9 PLAIN 2ND END
THREAD SERIES DESIGNATOR NPT ALL ENDS
NOMINAL THREAD SIZE 0.375 INCHES 1ST END 0.500 INCHES 2ND END
THREAD DIRECTION RIGHT-HAND ALL ENDS

Restrictions/Controls & Freight Information | NSN 4820-01-278-3718

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 4820-01-278-3718

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
ReparabilityDField Level Reparables
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