Product Details | PRESSURE AND TEMPERATURE RELIEF VALVE

4820-01-247-4652 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: B140771, B14077-1, 587R180H01, 70161000, 7016-1-000, 4820-01-247-4652, 01-247-4652, 4820012474652, 012474652

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 06 JAN 1987 01-247-4652

Drawings & Photos | NSN 4820-01-247-4652


Demand History | NSN 4820-01-247-4652

Part Number Request Date QTY Origin
4820-01-247-4652 2014-01-28 7 DIBBS
4820-01-247-4652 2013-10-304 7 DIBBS
4820-01-247-4652 2013-07-185 22 DIBBS

Cross Reference | NSN 4820-01-247-4652

Part Number Cage Code Manufacturer
587R180H01 97942 NORTHROP GRUMMAN SYSTEMS CORPORATION DIV NORTHROP GRUMMAN SYSTEMS
7016-1-000 1DRT7 CIRCOR AEROSPACE, INC. DBA AERODYNE CONTROLS
B14077-1 04577 CARLETON TECHNOLOGIES INC

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Technical Data | NSN 4820-01-247-4652

Characteristic Specifications
BODY STYLE A1 STRAIGHT THRU
BODY MATERIAL ALUMINUM ALLOY, QQ-A-225/6, ALLOY 2024, T351
FLOW CONTROL DEVICE POPPET
FLOW CONTROL DEVICE MATERIAL STEEL, CORROSION RESISTING
END CONNECTION QUANTITY 2
FIRST END CONNECTION TYPE THREADED EXTERNAL TUBE
FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED 0.250 INCHES NOMINAL
FIRST END THREAD CLASS 3A
FIRST END THREAD DIRECTION RIGHT-HAND
SECOND END RELATIONSHIP WITH FIRST END NOT IDENTICAL
TEMP RATING 95.0 DEG CELSIUS

Restrictions/Controls & Freight Information | NSN 4820-01-247-4652

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:QStrategic List Item (SLI). Demilitarization not required. SLI are non-MLI(Munitions List Items) controlled by the U.S. Dept. of Commerce through the Export Administration Regulations (EAR) and indicated on the Commerce Control List (CCL). Each CCL entry is preceded by a four-digit Export Control Commerce Control List Item (CCLI) – MUT to the point of scrap required outside the United States. Inside the United States, MUT is required when the DEMIL integrity code (IC) is “3” and MUT is not required when the DEMIL IC is “6.”
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 AH Defense Supply Center Columbus
Columbus, OH 43215
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