Product Details | PRESSURE AND TEMPERATURE RELIEF VALVE

4820-01-298-2036 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: 2800709, 280070-9, 3322077090, 332-2077-090, 4820-01-298-2036, 01-298-2036, 4820012982036, 012982036

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 13 APR 1989 01-298-2036

Drawings & Photos | NSN 4820-01-298-2036


Cross Reference | NSN 4820-01-298-2036

Part Number Cage Code Manufacturer
280070-9 99657 MAROTTA CONTROLS, INC.
332-2077-090 95105 ROCKWELL COLLINS, INC. DIV GOVERNMENT SYSTEMS - DALLAS

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Technical Data | NSN 4820-01-298-2036

Characteristic Specifications
BODY STYLE A1 STRAIGHT THRU
FACE TO FACE DISTANCE 5.641 INCHES NOMINAL
BODY MATERIAL ALUMINUM ALLOY, QQ-A-225/6, ALLOY 2024, T351 AND STEEL
SEAT MATERIAL POLYAMIDE NYLON
FLOW CONTROL DEVICE POPPET
FLOW CONTROL DEVICE MATERIAL STEEL
END CONNECTION QUANTITY 2
FIRST END CONNECTION TYPE THREADED EXTERNAL TUBE
SECOND END RELATIONSHIP WITH FIRST END NOT IDENTICAL
SECOND END CONNECTION TYPE THREADED INTERNAL TUBE
TEMP ADJUSTABILITY NOT ADJUSTABLE
TEMP RATING -54.0 DEG CELSIUS
MANUFACTURERS CODE 99657
DESIGN CONTROL REFERENCE 280070-9

Restrictions/Controls & Freight Information | NSN 4820-01-298-2036

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:NThe item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input).
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 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 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 4820-01-298-2036

Category Code Description
Cognizance Codes7RAeronautical Depot Level Repairable Spares
Naval Inventory Control Point, Philadelphia
Special Material IDGZTACAMO communications central
Issue Repair, or RequisitionARRepairable item subject to centrally managed rework program at designated sites. Mandatory turn-in of item required except when initial issue or replacement of surveyed item is involved.
Special Material Content9 Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions
Source of SupplyNRPNAVICP-ERP
700 Robbins Avenue
Philadelphia, PA 19111-5098
AgencyDNDepartment of the Navy
Service OrganizationLLead Service - 22 (Repairable)
ReparabilityHDepot Level Reparable
Acquisition Advice CodesCSERVICE/AGENCY-MANAGED (Service/Agency use only.) # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by individual Services supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative