Product Details | PRESSURE AND TEMPERATURE RELIEF VALVE

4820-01-016-2992 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: 55980, 673496-101, 4820-01-016-2992, 01-016-2992, 4820010162992, 010162992, 673496101

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 07 FEB 1976 01-016-2992

Drawings & Photos | NSN 4820-01-016-2992


Demand History | NSN 4820-01-016-2992

Part Number Request Date QTY Origin
4820-01-016-2992 2016-05-137 1 DIBBS
4820-01-016-2992 2016-05-124 1 DIBBS
4820-01-016-2992 2015-05-139 2 DIBBS
4820-01-016-2992 2015-05-126 2 DIBBS
4820-01-016-2992 2013-09-272 2 DIBBS
673496101 2012-04-117 3 United States
4820-01-016-2992 2011-01-07 2 DIBBS
4820-01-016-2992 2010-12-361 1 JP
4820-01-016-2992 2009-02-54 2 DIBBS

Cross Reference | NSN 4820-01-016-2992

Part Number Cage Code Manufacturer
55980 99643 EATON CORPORATION DBA EATON AEROSPACE
673496-101 98897 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS

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Technical Data | NSN 4820-01-016-2992

Characteristic Specifications
BODY STYLE B1 SINGLE CONNECTION, STRAIGHT FLOW
BODY MATERIAL ALUMINUM ALLOY, QQ-A-225/6, ALLOY 2024, T351
OUTSIDE SURFACE TREATMENT ANODIZED, MIL-A-8625
SEAT MATERIAL ALUMINUM ALLOY, QQ-A-225/6, ALLOY 2024, T351
FLOW CONTROL DEVICE POPPET
FLOW CONTROL DEVICE MATERIAL CRES QQ-S-764 TY 416
END CONNECTION QUANTITY 2
FIRST END CONNECTION TYPE THREADED INTERNAL BOSS
FIRST END STYLE DESIGNATOR G6 GASKET SEAL
FIRST END THREAD CLASS 3B
FIRST END THREAD DIRECTION RIGHT-HAND
SECOND END RELATIONSHIP WITH FIRST END NOT IDENTICAL
SECOND END CONNECTION TYPE THREADED INTERNAL BOSS
SECOND END STYLE DESIGNATOR G6 GASKET SEAL
SECOND END THREAD CLASS 3B
SECOND END THREAD DIRECTION RIGHT-HAND
TEMP ADJUSTABILITY NOT ADJUSTABLE
MEDIA FOR WHICH DESIGNED HYDROCARBON FUELS AND OILS
TEMP RATING -65.0 DEG FAHRENHEIT 160.0 DEG FAHRENHEIT
VALVE DISCHARGE FLOW RATE 2.0 GALLONS PER MINUTE
TEMP CONTROL DEVICE TYPE THERMOSTATIC
OPENING PRESSURE SETTING NOT RATED
ADJUSTABLE PRESSURE RANGE NOT RATED
MANUFACTURERS CODE 99643
DESIGN CONTROL REFERENCE 55980

Restrictions/Controls & Freight Information | NSN 4820-01-016-2992

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 576 unknown
Originating Activity Code KE Naval ICP
Philadelphia, PA 19111
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 4820-01-016-2992

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 CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each