Product Details | SAFETY RELIEF VALVE

4820-01-487-3165 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: 17030, 20360, 20360PS41SS, 20360PS41SS/CD1, 20360PS41SS/CD17030, 20360PS41SSCD1, 20360PS41SSCD17030, 4820-01-487-3165, 01-487-3165, 4820014873165, 014873165

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 AUG 2001 01-487-3165

Drawings & Photos | NSN 4820-01-487-3165


Cross Reference | NSN 4820-01-487-3165

Part Number Cage Code Manufacturer
17030 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20360 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20360PS41SS 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20360PS41SS/CD1 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20360PS41SS/CD17030 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY

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Technical Data | NSN 4820-01-487-3165

Characteristic Specifications
MATERIAL STEEL UNS J92600 BODY STEEL COMP 304 FLOW CONTROL DEVICE STEEL COMP 304 SEAT STEEL COMP 304 STEM
MATERIAL DOCUMENT AND CLASSIFICATION ASTM A351 GR CF8 ASSN STD SINGLE MATERIAL RESPONSE BODY ASTM A479 TY 304 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE ASTM A479 TY 304 ASSN STD SINGLE MATERIAL RESPONSE SEAT ASTM A479 TY 304 ASSN STD SINGLE MATERIAL RESPONSE STEM
STYLE DESIGNATOR A7A ANGLE FLANGED ENDS
FLOW CONTROL DEVICE DISK
MAXIMUM OPERATING PRESSURE 135.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 350.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE FLANGE ALL ENDS
CONNECTION STYLE G26 PLAIN ALL ENDS
NOMINAL PIPE SIZE ACCOMMODATED 0.500 INCHES ALL ENDS
RENEWABLE SEAT RING TYPE PRESSED-IN
BONNET TYPE INSIDE SPRING
BONNET ATTACHMENT METHOD BOLTED
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING 135.0 POUNDS PER SQUARE INCH
ADJUSTABLE PRESSURE RANGE 121.0 TO 135.0 POUNDS PER SQUARE INCH
SPECIAL FEATURES SERVICE USAGE: MAIN FEED, CVN-68 OVERHAUL
III END ITEM IDENTIFICATION CVN-68
III PART NAME ASSIGNED BY CONTROLLING AGENCY 1/2 INCH RELIEF VALVE, TYPE 2741S

Restrictions/Controls & Freight Information | NSN 4820-01-487-3165

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.
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 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 4820-01-487-3165

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