Product Details | SAFETY RELIEF VALVE

4820-01-187-2717 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: E8500U51M, 20130, 20130U51M, 3313361, 3-313-361, 8500, 4820-01-187-2717, 01-187-2717, 4820011872717, 011872717

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 21 AUG 1984 01-187-2717

Drawings & Photos | NSN 4820-01-187-2717


Demand History | NSN 4820-01-187-2717

Part Number Request Date QTY Origin
8500 2013-07-199 1 US
8500 2012-05-136 1
8500 2011-11-332 2
8500 2010-12-347 2
8500 2010-11-333 2

Cross Reference | NSN 4820-01-187-2717

Part Number Cage Code Manufacturer
20130 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20130U51M 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
3-313-361 80064 NAVAL SHIP SYSTEMS COMMAND
8500 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
E8500U51M 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY

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Technical Data | NSN 4820-01-187-2717

Characteristic Specifications
MATERIAL NICKEL ALLOY FLOW CONTROL DEVICE NICKEL ALLOY SEAT NICKEL ALLOY STEM
STYLE DESIGNATOR C1 ANGLE
FLOW CONTROL DEVICE DISK
MEDIA FOR WHICH DESIGNED AIR SINGLE RESPONSE
MAXIMUM OPERATING TEMP 150.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE UNTHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLE G30B SOCKET WITH BRAZING RING ALL ENDS
NOMINAL PIPE SIZE ACCOMMODATED 0.250 INCHES ALL ENDS
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 0.250 INCHES 1ST END
BONNET TYPE EXPOSED SPRING
BONNET ATTACHMENT METHOD BOLTED
DISK LOADING METHOD SPRING
ADJUSTABLE PRESSURE RANGE 241.0 TO 270.0 POUNDS PER SQUARE INCH
SPECIAL FEATURES WITH ADJUSTING RING

Restrictions/Controls & Freight Information | NSN 4820-01-187-2717

Category Code Description
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.
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 051080 NICKEL OR NICKEL COPPER
Less than car load rating
Less than truck load rating J 100.2
Water commodity Code 576 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 B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
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 4820-01-187-2717

Category Code Description
Cognizance Codes9CNavy-owned stocks of defense construction material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9CDefense Supply Center Columbus
Columbus, OH 43215
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each