Product Details | PRESSURE AND TEMPERATURE RELIEF VALVE

4820-00-287-5651 A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. Thermostatically operated valves close when the pressure is relieved or the temperature is reduced. Fusible plug valves require replacement of the plug. See also VALVE, SAFETY RELIEF and VALVE, REGULATING. TEMPERATURE.

Part Alternates: A54034125PSI, A540-3-4-125PSI, 4820-00-287-5651, 00-287-5651, 4820002875651, 002875651

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 JAN 1963 00-287-5651

Drawings & Photos | NSN 4820-00-287-5651


Cross Reference | NSN 4820-00-287-5651

Part Number Cage Code Manufacturer
A540-3-4-125PSI 79227 WATTS REGULATOR CO

Request a Quote

What Our Customers Say

Compare

NSNs for Compare ( up to 4 ): Add 4820-00-287-5651

Technical Data | NSN 4820-00-287-5651

Characteristic Specifications
BODY STYLE A7 ANGLE
BODY MATERIAL BRONZE
FLOW CONTROL DEVICE POPPET
FLOW CONTROL DEVICE MATERIAL BRONZE
STEM MATERIAL BRONZE
END CONNECTION QUANTITY 2
FIRST END CONNECTION TYPE THREADED INTERNAL PIPE
FIRST END STYLE DESIGNATOR G11 PLAIN
FIRST END NOMINAL PIPE SIZE ACCOMMODATED 0.750 INCHES
FIRST END THREAD DIRECTION RIGHT-HAND
SECOND END RELATIONSHIP WITH FIRST END NOT IDENTICAL
SECOND END CONNECTION TYPE THREADED EXTERNAL PIPE
SECOND END STYLE DESIGNATOR J6 PLAIN
SECOND END NOMINAL PIPE SIZE ACCOMMODATED 0.750 INCHES
SECOND END THREAD DIRECTION RIGHT-HAND
TEMP ADJUSTABILITY ADJUSTABLE
TEMP RATING 210.0 DEG FAHRENHEIT
VALVE DISCHARGE FLOW RATE NOT RATED
TEMP CONTROL DEVICE TYPE FUSIBLE
ADJUSTABLE PRESSURE RANGE 75.0 TO 175.0 POUNDS PER SQUARE INCH
SPECIAL FEATURES W/O LEVER

Restrictions/Controls & Freight Information | NSN 4820-00-287-5651

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:UPrecious metal type is unknown
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 XX
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 4820-00-287-5651

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 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